For what value of x does f(x) = g(x) when f(x) = 4x - 10 and g(x) = 0.5x + 7.5

Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2

Deena is planting two rectangular gardens. one garden is 3.67 feet by 8.56 feet, and the other garden is 3.67 feet by 7.45 feet. which expression does not respresent the total area in square feet of the two gardens