COULD YOU GUYS HELP ME WITH 6 AND 7 PLEASE

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

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.

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811