Simplify the algebraic expression by combining similar terms.0.2 (x - 2) + 0.7 (x + 7) - 0.1x
A. 0.8x + 4.3
B. 0.8x + 4.5
C. 0.8x + 4.1
D. 0.8x + 4.6
E. 0.8x + 4.8
Answer: B
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Use an annuity table to find the periodic payment that will render the sum. Round to the nearest cent.S = $280,000, interest is 5% compounded semiannually, payments made at the end of each semiannual period for 8 years
A. $11,835.57 B. $29,322.10 C. $14,447.72 D. $32,050.86
Use the figure below. Determine whether the given statement is true or false. 
A + H = F
A. True B. False
Factor the trinomial.24 + 5x - x2
A. (8 - x)(3 - x) B. (8 - x)(3 + x) C. (8 + x)(3 - x) D. (x + 8)(x - 3)
Translate the problem to a system of equations, then solve using Cramer's Rule.Two different gasohol mixtures are available. One contains 5% alcohol and the other 12% alcohol. How much of each should be mixed to obtain 500 gallons of gasohol containing 10% alcohol?
A. 208 gal 5%, 292 gal 12% B. 143 gal 5%, 357 gal 12% C. 357 gal 5%, 357 gal 12% D. 25 gal 5%, 60 gal 12%