Answer:
2.
Explanation:
4x + 8 = 18 - x
4x + x = 18 - 8
5x = 10
x = 2.
x=2
take 8 from both sides
4x=10-x
add x to both sides
5x=10
divide both sides by 5
(check)
(4x2)+8=18-2
8+8=16
18-2=16
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