Answer:
It definitly should be c
Step-by-step explanation:
Sometimes it will, and sometimes it won't.
I reason as follows:
(21 + x) + (30 + 2x) = 51 + 3x has an 'x' term
(42 + x) + (30 - x) = 72 has no 'x' term.
Answer:
Step-by-step explanation:
-7+-3= -10 6+9=15
-10/2=-5 15/2=7.5
Answer:
The answer is the one at the bottom because the others don't make sense
Step-by-step explanation:
Answer:
48
Step-by-step explanation:
15 is 3/4 of 60. 48 is 4/5 of 60. ?/4 = 15.......