Question

5x+4x=63


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Answer 1

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$\huge \implies \large \sf \: 5x + 4x = 63 \\ \\ \huge \implies \large \sf \: 9x = 63 \\ \\ \huge \implies \large \sf \: x = \cancel \frac{63}{9} \\ \\ \huge \implies \large \sf \: x = 7 \\ \\ \huge \implies \boxed {x = 7}$

Answer 2

Answer:

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Simplifying

5x + 4x = 63

Combine like terms: 5x + 4x = 9x

9x = 63

9x = 63

Solving for variable 'x'.

Divide each side by '9'.

x = 7

Simplifying

x = 7