Find the sum of -3a and 5a -3
-3a + (5a-3)
2a-3
The answer is B
hope that helps
Substitute with y = 4 and z = -2
= 4^2*(-2)/4 + 10
= 16*(-2)/4 + 10
= -32/4 + 10
= -8 + 10
= 2
Hope This Helped! Good Luck!