Algebra: Unit 1 Review

Solve the inequality. 4(−2𝑥 − 1) + 3𝑥 < 2 (−6𝑥 + 2) − (𝑥 + 16)

x < -1

Solve the inequality. -16x+2 > 4x-18

x < 1

Solve the equation. 3(2x+3) = 3x

x = -3

Solve the equation. 8x + 3 = 5x - 9

x = -4

Solve the inequality. 7(2𝑥 − 4) + 2(−5𝑥 − 1) ≥ 3(2𝑥 − 4)

x ≤ -9

Solve the inequality. -3(3x+1) ≤ 5x+53

x ≥ -4

Solve for y. Ax+By=C

y=(C-Ax)/B

Solve. 4(x+1) = 10x - 6x +4

All real numbers.

Solve the equation. 4(-6x+2) = -2(9x-6)-(6x+4)

All real numbers. Infinitely many solutions.

What's the difference between an expression and an equation?

Expressions do not have equal signs and cannot be solved. Equations have equal signs.

Solve for L. P=2L+2W

L= (P-2W)/2

Solve the equation. 8(3x+4) = 6(4x+5)

No solution

Solve. 7.5(2m-3) = 14m+22.5+m

No solution

Solve the equation. (1/3)(3x+12)+3x = 2(5x-4)

x = 2

4(3x+2)-2(x+1) = 3(2x+6)

x = 3

Solve the equation. -3(3x-5)+2 = (1/2)(-4x-8)

x = 3

Solve the equation. 7(2x-1) = 2(5x-4)

x= (1/4)

Solve the equation. -5(3x+2)=6x+11

x= -1