Question

solve 3x by 4 minus 7 by 4 is equal to 5 x + 12

Answer 1

3x/4
$(3 x \div 4) - (7 \div 4) = 5x + 12 \\ 3x - 7 = 20x + 48 \\ - 17x = 55 \\ x = - 55 \div 17$