4 years ago

Algebra 1. i just need help with understanding multiple step equations like...

2 answers:

4 0

$72+4-14d=36 \\\\ 76-14d=36 \\\\ 14d=36-76 \\\\ -14d=-40 \ |:(-2) \\\\ 7d=20 \\\\ \boxed{d=\frac{20}{7}}$

4 0

$72+4-14d=36\\
-14d=-40\\
d=\frac{40}{14}=\frac{20}{7}$

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