Simplify the algebraic expression.7(3x - 8y) - (7x - 6y)
A. 28x - 50y
B. -14x + 50y
C. 14x - 62y
D. 14x - 50y
Answer: D
Mathematics
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Evaluate.7.154 - (-0.38)
A. 7.634 B. 7.534 C. 6.774 D. 2.719
Mathematics
Solve the problem.Anna spent $53.69 on a pair of shoes and $79.30 on a new jacket. How much money did she spend all together?
A. $130.99 B. $158.6 C. $132.99 D. $132
Mathematics
Evaluate the polynomial.P(x) = 2x3 + 4x2 + 17, P( 2)
A. 37 B. 49 C. 39 D. 41
Mathematics
Use identities to write each expression as a function of ?.cos (? + 90°)
A. cos ? B. -sin ? C. -cos ? D. sin ?
Mathematics