## Algebra: A Combined Approach (4th Edition)

$\frac{3}{7}$x + 2 = $-\frac{4}{7}x$ - 5 Add $\frac{4}{7}x$ to both sides: $\frac{7}{7}$x + 2 = -5 x + 2 = -5 Subtract 2 fro both sides: x = -7 Check with substitution: $\frac{3}{7}$(-7) + 2 = $-\frac{4}{7}$(-7) - 5 -3 + 2 = 4 - 5 -1 = -1