1. multiply x^2-16/6x • 7x/x+4 a. 7(x-4)/6
b. 7(x+4)/6
c. (x+4)^2(x-4)/42x^2
d. (x-4)^2(x+4)/42x^2

2. multiply y^2-9/-2y • -5y/y+3
a. -5(y+3)/-2
b. -5(y-3)/-2
c. (y+3)/-2
d. y-3/-2

1.A

2.B

Step-by-step explanation:

Hope this helps

.25

step-by-step explanation:

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation: