Which value of x makes the equation true ?

x - 5.8 = -4.2

x =

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?