Solve the formula for the variable y. z = 4x + 2y a. y=z/2+2x b. y=z/2 -4x c. y=z/2-2x d. y=z-2x

Which is an equation for the nth terms of the sequence 12,15,18,21

Ken earned $128 from his part-time job this summer. he spent 25% of his money on games. he is going to donate 1/6 of the remaining money to charity. how much money will the charity receive?

3a + 5b - 7 = 0 a - 2b - 4 = 0 solve the system by the elimination method. check your work {(96/11, -5/11)} {(34/11, -5/11)} {(32/33, 5/11)}