Can someone tutor me in 9th grade math, for free? it'd mean the world

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 measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?