Select all expressions that are equivalent to 2( - 2x + 5) +x 1. 3x + 10
2. - 3x + 10
3. 4x + 10 + x
4. -4x + 10 + x

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

What is the difference between the equations of a vertical and a horizontal line?