What is the value of the expression q - 6 for q = 9? *

A.3
B.4
C.5
D.6
Express 3z + 1 + 8z + 9 in simplest form. *
A.11z - 9
B.11z + 9
C.11z + 10
D.11z - 10
What is -3(x + y) + 5(x - y) when simplified? *

A.2x - 8y
B.2x + 8y
C.2x + 2y
D.8x - 8y
What is “4 times the quantity 2x + 5 is 12” in algebraic symbols? *

A.4(2x + 5) + 12
B.4(2x + 5) = 12
C.4(2x) + 5 = 12
D.2x + 4(5) = 12
What is 4(x - 7) + x when simplified? *
1
A.-5x - 28
B.5x + 28
C.-5x + 28
D.5x - 28
What is the value of 2x - y + 3z where x = 1, y = 0, and z = -2? *

A.-4
B.4
C.-6
D.6
with solutions po :(