Question 895288
90= 4x-2/5


Multiply BOTH SIDES of the equation by 5 to remove the right side fraction.


5 * 90 = 5 * 4x - (2/5) * 5


450 = 20x - 2


450 + 2 = 20x


452 = 20x


452/20 = x


22.6 = x


Did you follow?