Answer:
hrs
<u>Step-by-step explanation:</u>
1st painter:
2nd painter: 
1st + 2nd = Together
+
= 
+
= 
4x + x = 8
5x = 8
x = 
= 
Answer:
A. Cubic binomial.
Step-by-step explanation:
Do the opposite of the problem
Answer:
10x+15
Step-by-step explanation:
5 x 2x=10x
5x3=15
B would be your best answer looking at the graphic chart