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Simplify: (7x + 4)2

Solve the inequality and graph the solution set. 30x – 40 > 5(5x – 15)

Factor completely: z2 – 16

Solve the inequality and graph the solution set. 24x – 18 > 6(3x – 4)

Solve: 5(y + 6) = 7(y – 3) + 1

Evaluate the expression: -8x + 4y – 4zfor x = -2, y = 3, z = -4.

Factor the trinomial completely.4×2 – 14x – 8

Solve the equation.-3(x – 3) – 31 = 5x – 8(x – 1)

Perfom the indicated operation. (8×6 + 8×3 – 9) – (4×3 +2×6 + 19)

Perfom the indicated operation. (8×6 – 12×3 + 19) – (4×3 +2×6 + 11)