## Is there a way to undo on notes?

Edit a note

- On your Android phone or tablet, open the Google Keep app .
- Tap the note you want to edit.
- Make changes to a note. To undo an action, tap Undo . To redo an action, tap Redo .
- When you’re done, tap Back .

## What divided by 3 gives you 7?

Therefore, the answer to what divided by 3 equals 7 is 21. You can prove this by taking 21 and dividing it by 3, and you will see that the answer is 7. Tip: For future reference, when you are presented with a problem like “What divided by 3 equals 7?”, all you have to do is multiply the two known numbers together.

## How do you undo a mistake in word?

You have two handy ways to unleash the Undo command:

- Press Ctrl+Z.
- Click the Undo command button on the Quick Access Toolbar. The Undo command button sports a drop-down menu that helps you review the past several things you’ve done, or that can be undone.

## What is a 2 step equation example?

In the equation 3x – 2 = 16, notice that the variable is being multiplied and has a term being subtracted. To isolate the variable, we need to add 2 to both sides and then divide both sides by 3.

## How do you undo a mistake?

The Undo function is most commonly found in the Edit menu. Many programs have an Undo button on the toolbar that usually resembles a curved arrow pointing left, like this one in Google Docs. Ctrl+Z (or Command+Z on a Mac) is a common keyboard shortcut for Undo.

## How do you solve two-step equations step by step?

Solving Two-Step Equations

- 1) First, add or subtract both sides of the linear equation by the same number.
- 2) Secondly, multiply or divide both sides of the linear equation by the same number.
- 3)* Instead of step #2, always multiply both sides of the equation by the reciprocal of the coefficient of the variable.

## What do you have to find first to be able to solve 2/3 step word problems?

Read the word problem. Make sure you understand all the words and ideas. Identify what you are looking for. Solve the equation using good algebra techniques.

## How do you undo in math?

start with a number x , multiply by 2 , then add 1 . To ‘undo’ these operations and get back to x , we must apply the sequence: subtract 1 , then divide by 2 .

## What is the golden rule of solving equations?

Do unto one side of the equation, what you do to the other! An equation is like a balance scale. If we put something on, or take something off of one side, the scale (or equation) is unbalanced. When solving math equations, we must always keep the ‘scale’ (or equation) balanced so that both sides are ALWAYS equal.

## What is the solution for the equation?

The solution of an equation is the set of all values that, when substituted for unknowns, make an equation true. For equations having one unknown, raised to a single power, two fundamental rules of algebra, including the additive property and the multiplicative property, are used to determine its solutions.

## What are the two steps involved in solving the equation 15x 4 26?

The answer is :- subtracting 4 from both side and then dividing both side by 15.

## What is the first step to solve 11 3x 44?

The first step is to subtract 11 from both sides. When you have an equation with a variable (x), you must isolate the variable (x) by doing the opposite operation to a number on both sides of the equals sign. Also remember, addition or subtraction always comes before multiplication or division.

## How do I undo something on my desktop?

Quickly undo mistakes in the majority of Windows programs by pressing the shortcut key Ctrl + Z . For example, if you mistakenly cut or deleted text in Microsoft Word pressing the Ctrl key and the Z key at the same time would undo that change.

## What is the reverse order of operations?

When more than one operation acts on a variable in an algebraic equation, apply the reverse of the order of operations to reverse the operations. Here is the order in which you should reverse operations: Reverse addition and subtraction (by subtracting and adding) outside parentheses.

## Is there an Undo button in Apple notes?

Although there isn’t an Undo button on the Notes app, there is an undo function built into the iPhone itself. All you have to do is give the iPhone a shake while the app is still open and the iPhone prompts you to undo the mistake.