A(n) is a proof that uses algebraic properties to reach a conclusion about an algebraic equation.

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

Daniel expanded the expression as shown below -2(-8x-4y+3/4)=-10x-8y-11/4 what errors did he make? check all that apply