Evaluate.x - 7y for x = 1 and y = -5
A. 36
B. 34
C. -34
D. -36
Answer: A
Mathematics
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Write the English phrase as an algebraic expression. Let x represent the number. Simplify the expression, if possible.8 times a number
A. 8x
B. 
C. 8 - x
D. 8 + x
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Use the reference angle to find the exact value of the expression. Do not use a calculator.cot 750°
A. 
B. -
C. 
D. - 
Mathematics
Simplify using the product rule.(-7x6y)(-10x5y4)
A. 70x30y4 B. -70x11y4 C. 70x11y5 D. -17x11y4
Mathematics
Evaluate the expression for the given replacement values.3y + 
x = 5, y = 7
A. 71 B. 10 C. 31 D. 13
Mathematics