Clear fractions then solve by substitution.3x - 
= 10
- 
= 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Make the following conversion involving the U.S. and metric systems.20 L = 
gal
A. 5.2 gal B. 21.2 gal C. 4.7 gal D. 9.0 gal
Mathematics
Solve the problem.Two angles are supplementary, and one is 5° more than six times the other. Find the larger angle.
A. 25° B. 70° C. 155° D. 110°
Mathematics
Factor.5x2 + 20x
A. x(5x + 20) B. 5x(x + 20) C. 5x2(x + 4) D. 5x(x + 4)
Mathematics
Graph the ellipse.4x2 + 25y2 = 100
A. 
B. 
C. 
D. 
Mathematics