Answer:
c
Step-by-step explanation:
the answer is -20+5x=-30 because
-20+5x=-30
+20
5x= -10
5/5=-10/5
x=-2
b+3 or 3+b
<u>Carlos made:</u>
<u>Lily made:</u>
<u>Together they made:</u>
Lily is right. We don't know what 120 means in Carlos's equation, he should put 12L for Lily.
320$ divided by 16 (two 8 hr shifts) = 20 dollars an hour
B.
Perpendicular lines always intercept at a right angle (90 degrees).
