What is the solution to the system of equations? y= 1.5x – 4
y=-x
(-1.6, 1.6)
(-1.5, 1.5)
(1.5, -1.5)
(1.6, -1.6)

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

Math each whole number with a rational, exponential expression

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters