Complete the equation and tell which property you used (3×10)×8=×(10×8)

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

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.

If g^-1(x) is the inverse of g (x) which statement must be true