Solve the system by substitution.4x - 7y = 187x + 3y = 62
A. {(-8, 2)}
B. ?
C. {(8, 2)}
D. {(-2, -1)}
Answer: C
Mathematics
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Solve the equation by using the square root property. Simplify all radicals.(3x + 3)2 = 36
A. {1, 3} B. {13, -13} C. {1, -3} D. {0, 1}
Mathematics
Find the equation of the line that has the given slope and passes through the given point.m = 
, (0, 2)
A. y = 
x + 2
B. y = 
x - 2
C. y = - 
x - 2
D. y = 
x + 2
Mathematics
Solve the inequality and express the solution set in interval notation. Graph the solution set on the real number line.11 - 3(3 - x) ? 8
A. x ? 3; (-?, 3]
B. x ? 2; [2, ?)
C. x ? 2; (-?, 2]
D. x < 2; (-?, 2)
Mathematics
Find the quotient using short division.25,650 ÷ 8
A. 3206 B. 3208 C. 3206 R2 D. 3206 R7
Mathematics