Question

solve the following by trial and error method: 7x/4+2=23 pls help ​

Answer 1

Answer:

$\frac{7x}{4} + 2 = 23 \\ \\ \frac{7x}{4} = 23 - 2 \\ \\ x = \frac{21 \times 4}{7} \\ \\ x = 3 \times 4 \\ x = 12$

$x = \frac{21 \times 4}{7} \\ \\ x = 3 \times 4$

$x = 12$

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