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tatyana61 [14]
2 years ago
15

3(x- 1) - 8 = 4 (1+ x) = +5

Mathematics
1 answer:
katrin [286]2 years ago
6 0

Answer:

Solve for the first variable in one of the equations, then substitute the result into the other equation.

x = 5 x = 4

Step-by-step explanation:

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