25 = x + 3 one step equation TWO step equation

Keisha makes a large sandwich for a family picnic she takes 1/2 of them the sandwich to the picnic her family eats 3/8 of the whole sandwich what fraction of the whole sandwich does keisha bring back from the picnic

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers