At a concession stand three hotdogs and two hamburgers cost $7.25 two hotdogs and two hamburgers cost $7.75 find the cost of one hotdog in the cost of one hamburger

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.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42

Solve for x and select the correct answer