given the system of equations 2x - 8y = 0 and -2x + 4y = -8, which statements are true? check all that apply.
the x-variable will cancel when adding the system of equations.
after adding the system of equations, you get - 12y = -8.
y = 2
o x = 8
the solution to the system is (2,8).

Adriveway is 60-feet long by 6-feet wide. the length and width of the driveway will each be increased by the same number of feet. the following expression represents the perimeter of the larger driveway: (x + 60) + (x + 6) + (x + 60) + (x + 6) which expression is equivalent to the expression for the perimeter of the larger driveway? a) 2(x + 66) b) 4x + 33 c) 4(x + 33) d) 4(x + 132)

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?