Answer:
D
Step-by-step explanation:
Since X's are also 3 and constants are also 3 so it makes up the equation
3x+3
Answer:
C. Marie should make sure she surveys both the fathers and mothers.
Answer:
12
Step-by-step explanation:
12×12=144
12 squared equals 144 so square root is 12.
Answer:
Two times the difference of x and seven plus ten
Step-by-step explanation: