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Elementary Algebra problems you can use for practice. Remember, you may not use a calculator when you take the assessment test. Use these problems to help you get up to speed. _____________________________________________________________________________________ Perform the indicated operation. Write in lowest terms if necessary. 4 1 1) - 5 4 A) C) 2) 9 20 B) 21 20 21 20 B) 1040 D) -280 A) -87 1 42 B) 1 11) 4(9a + 10b) - (10a - 7b) 3 D) 14 B) -6 C) 6 D) -6859 Simplify the algebraic expression. 5 14 A) 26a + 33b D) -5 4) 19 - (-19) + 14 + (-14) B) 26a + 47b C) 26a + 17b 13 3 A) -7 B) 17,576 C) -24,389 5 C) 14 3) 26 ÷ - A) 80 10) …show more content…

Simplify if possible. 21x4 7x3 44) 9x2 28x5 A) 3x4 28 B) 28x4 3 C) 28x8 3 D) 189x2 196 49) -8 s-t B) 0 C) Simplify the rational expression. m 2 - 5m - 50 43) 40 - 4m A) - x2 10x - 16 2 - 64 x x2 - 64 -16 s-t D) 8 s-t 3 6 + x x-7 A) 3(3x - 7) x(x - 7) B) 3(3x + 7) x(x - 7) C) 9 x(x - 7) D) 9 2x - 7 Simplify the complex rational expression. 1 1 4 x2 50) 1 1 + 2 x A) x-2 2x B) x+2 2x C) 2x x+2 D) 2x x-2 Solve the equation. 1 20 51) 1 + = x x2 Solve. 56) If 5 apples cost $2.50, how much would 20 apples cost? A) 5, -4 C) 5, 4 D) - A) $0.03 1 1 , 5 4 Solve the rational equation. Check your answer. 7 3 3x + 21 + = 52) x + 21 x - 7 x2 + 14x - 147 A) {1} B) { } C) {0} D) {-1} a-c ac B) b = a+c C) b = ac D) $10.00 Solve the problem. 57) Determine whether the ordered pair (-4, 3) satisfies the equation 4x - 6y = -34. A) Yes B) No 58) If m varies directly as p, and m = 15 when p = 3, find m when p is 9. A) m = 3 ac a-c ac D) b = a+c B) m = 81 C) m = 25 Solve the equation for the indicated variable. 1 1 1 53) + = for b a b c A) b = B) $40.00 C) $0.50 B) -5, 4 D) m = 45 Solve the equation. 59) 5x2 = 4x + 9 5 ,0 A) 9 C) Solve the proportion. 5

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