Nine times a number y substract from 85 is seven times the sum of four and y

Drag each scenario to show whether the final result will be greater than the original value, less than the original value, or the same as the original value. 1. a 25% decrease followed by a 50% increase 2. a 20% decrease followed by a 25% increase

Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?

What number should be added to both sides of the equation to complete this square? x^2-10x=7