Question

(3x-1):7+3=25:(-5)+(-5). (-2)

Answer 1

$(3x - 1) \div 7 + 3 = 25 \div ( - 5) + ( - 5)( - 2) \\ \\ \frac{3x - 1}{7} + 3 = - 5 + 10 \\ \\ \frac{3x - 1}{7} + 3 = 5 \\ \\ 3x - 1 + 21 = 35 \\ \\ 3x + 20 = 35 \\ \\ 3x = 35 - 20 \\ \\ 3x = 15 \\ \\ x = 5$