Solve the system by the substitution method.x + y = 7y = x2 - 10x + 25
A. {(-6, 13), (-3, 10)}
B. {(5, 2)}
C. {(6, 13), (3, 4)}
D. {(6, 1), (3, 4)}
Answer: D
Mathematics
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A. 5x9 - 14x8 + 2x7 - 2 B. 5x9 + 4x8 + 6x7 - 6 C. 13x9 - 14x8 + 2x7 - 6 D. 13x9 - 14x8 + 2x7 - 2
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Combine like terms.-9b + 3b
A. -6b2 B. -6b C. -12b D. 6b
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Use the order of operations to simplify the expression.0.65 + 2.5(0.25)
A. 0.7875 B. 0.6275 C. 0.9375 D. 1.275
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Graph the function.y = -2e-x/2 + 3
A. 
B. 
C. 
D. 
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