6. Select all the expressions that are equivalent to 12x + 10. Check all that apply.
A. (6x + 2)2 12x+4
B. 6x + 7 + 3 + 2(3x)
C. 4(3x + 2.5)
D. x + x + 13 + 5x + 7x - 3 - 4x
E. 2(6x + 5)
27. Solve: 72 – (54 + 9) + 23

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by