Factor out the largest common factor.a(7 - b) + c(7 - b)
A. a(7 - b) + c
B. (7 - b)(a - c)
C. (7 - b)(a + c)
D. a(7 - b) - c
Answer: C
Mathematics
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Solve the system by the substitution method.
?
What will be an ideal response?
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Solve the system using matrices. 5x + y = 28 6x + 4y = 28
A. (6, -2) B. (-2, -6) C. (-2, 6) D. No solution
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Solve.An earthquake was recorded with a shock wave which was 
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