Two angles are complementary . the first angle measures 35 percent . what's the measurement of the second angle ?

Find the solution of this system of equation -7x+y=-20 9x-3y=36

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?