Question

$2x + 5x = 42$
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Answer 1

Answer:

$2x + 5x = 42\\</p><p>7x=42\\</p><p>x=\frac{42}{7}\\</p><p>x=6$

Answer 2

Answer:

x=6

Step-by-step explanation:

2x+5x=42

7x=42

transpostion method

x=42/7

x=6

hope it helps you

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