11. 15(x - 1)+4 (x + 3) = 2 (7 + x)
Answers
Answered by
17
Answer:
15(x - 1) + 4(x + 3) = 2(7 + x)
= 15x - 15 + 4x + 12 = 14 + 2x
= 19x - 3 = 14 + 2x
= 19x - 2x = 14 + 3
= 17x = 17
x = 17/17
x = 1
Answered by
3
Step-by-step explanation:
15x - 15 + 4x + 12 = 14 + 2x
15x + 4x - 2x = 14 + 15 - 12
19x - 2x = 29 - 12
17x = 17
x = 17/ 17
x = 1
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