Question

Resolva a equação 5(2x + 7) -1 = 4 (x-5) +9 Grata!!!

Answer 1

$5(2x + 7) -1 = 4 (x-5) +9 \\ 10x + 35 -1 = 4x - 20 + 9 \\ 10x - 4x = -20 + 9 -35+1 \\ 6x = -45 \\ \\ x = \frac{-45}{6} = -7,5$