11.) -4 = 2/5 x a. x = 10 b. x = -10 c. x = -1 d. x = 1 12.) which equation is an identity? a. 11 - (2v + 3) = -2v - 8 b. 5w + 8 - w = 6w - 2(w - 4) c. 7m - 2 = 8m + 4 - m d. 8y + 9 = 8y - 3 13.) which equation has no solution? a. 8 - (5v + 3) = 5v - 5 b. 3m - 6 = 5m + 7 - m c. 3w + 4 - w = 5w - 2(w- 2) d. 7y + 9 = 7y - 6 14.) solve the equation 5(z-4) - z = 4z - 20 a. 4 b. -4 c. infinity many solutions d. no solution 15.) 3 + 6z = 13 + 6z a. z = -5/6 b. z = 2 2/3 c. z = infinity many solutions d. z = no solutions 17 . solve the equation . 6(z - 2) +4 = 10 a. z = 2 b. z = 3 c. z = -3 d. z = -4 18.) solve the equation . 96 = -6(-4 - 3y) a. y = 2 b. y = 4 c. y = -2 d. y = -4 19.) solve the equation . -4y + 8 = 4(2y - 2) -2(-16 + 8y) a. y = -4 b. y = 4 c. y = -2 d. y = -6