Answer:

Step-by-step explanation:
4x - 1 < 11
Add 1 on both sides.
4x - 1 + 1 < 11 + 1
4x < 12
Divide both sides by 4.
(4x)/4 < 12/4
x < 3
I hope it helps you get it right
Answer:
Step-by-step explanation:
S+J+M=36
J=S-2 or J=x-2
M=S-16 or M=x-16
Answer:
53
Step-by-step explanation:
substitute values in
2(4) + 3(3) + 6(6) = 8 + 9 + 36 which then equals 53