frac{2}{5} (x-4)= \frac{1}{2} " alt=" \frac{2}{5} (x-4)= \frac{1}{2} " align="absmiddle" class="latex-formula">
2 answers:
2/5(x - 4) = 1/2
2/5x - 8/5 = 1/2...multiply both sides by common denominator of 10
4x - 16 = 5
4x = 5 + 16
4x = 21
x = 21/4 or 5 1/4
or
2/5(x - 4) = 1/2....multiply both sides by 5/2
x - 4 = 5/4
x = 5/4 + 4
x = 5/4 + 16/4
x = 21/4 or 5 1/4
X=21/4 or 5 1/4 when you simplify
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