Solve.x + 18.7 = 39.3
A. 20.6
B. 21.6
C. 20.1
D. 24.6
Answer: A
Mathematics
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Simplify the expression.(-7x3y9z)2
A. 14x6y18z2 B. 49x6y18z2 C. -49x6y18z2 D. -7x5y11z
Mathematics
Compute the partial sum of the geometric series for the stated value of n. Round your answers to four decimal places.ak = 
(k-1); n= 9
A. S9 = 1.32462379 B. S9 = 3.65742379 C. S9 = 0.49542379 D. S9 = 1.49992379
Mathematics
Graph the linear equation.y = 
x + 8
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
- 
= 0
A. 
B. 
C. 
D. 
Mathematics