Simplify 15x+5 1 5 x + 5 + 17x+7

Question 1 Report

Simplify $\frac{1}{5 x + 5}$ + $\frac{1}{7 x + 7}$

\frac{12}{35 x + 1}

\frac{1}{35 (x + 1)}

\frac{12 x}{35 (x + 7)}

\frac{12}{35 x + 35}

Answer Details

$\frac{1}{5 x + 5}$ + $\frac{1}{7 x + 7}$ = $\frac{1}{5 (x + 1)}$ + $\frac{1}{7 (x + 1)}$
= $\frac{7 + 5}{35 (x + 1)}$
= $\frac{12}{35 (x + 1)}$