3/2x-2.2=2(0.7x-1) convert the decimal into a fraction. 3/2x - 11/5 = 2(0.7 x - 1) distribute 2 through the parentheses. 3/2 x - 11/5 = 1.4 x - 2 convert the decimal into a fraction. 3/2 x - 11/5 = 7/5 x - 2 multiply both sides of the equation by 10. 15x - 22 = 14 x - 20 move the variable to the left-hand side and change its sign. 15x - 22 - 14 x = -20 move the constant to the right-hand side and change its sign. 15 x - 14x = -20 + 22 collect like terms. x = -20 + 22 calculate the sum. x = 2 solution.
