Question

Given that 2x+7=27 and 3x+1=28

Answer 1

Answer:

$9 = x \\ 10 = x$

Step-by-step explanation:

27 = 7 + 2x

- 7 - 7

________

$\frac{20}{2} = \frac{2x}{2} \\ \\ 10 = x$

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28 = 1 + 3x

- 1 - 1

________

$\frac{27}{3} = \frac{3x}{3} \\ \\ 9 = x$

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