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Mathematics

2 answers:

almond37 [142]3 years ago

8 0

Answer:

$\frac{ - 1 + 4x}{5} = 3 \\ - 1 + 4x = 3 \times 5 \\ - 1 + 4x = 15 \\ 4x = 15 + 1 \\ 4x = 16 \\ x = \frac{16}{4} \\ \boxed{ x = 4}$

<u>x = 4</u> is the right answer.

nirvana33 [79]3 years ago

5 0

Answer:

$\frac{ - 1 + 4x}{5} = 3 \\ - 1 + 4x = 3 \times 5 \\ - 1 + 4x = 15 \\ 4x = 15 + 1 = 16 \\ x = \frac{16}{4} = 4 \\ thank \: you$

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