Find the value of the expression.
A. 91
B. 
C. 
D. 
Answer: D
Mathematics
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Translate the phrase to an algebraic expression. Use x to represent "a number."Multiply a number by -15.
A. x ÷ (-15) or 
B. (-15) ÷ x or 
C. -15 + x
D. x ? (-15) or -15x
Mathematics
Add the given vectors by using the trigonometric functions and the Pythagorean theorem.A = 30, ? = 322 °B = 25, ? = 210 °
A. R = 31, ? = 274° B. R = 31, ? = 94° C. R = 31, ? = 356° D. R = 5, ? = 274°
Mathematics
Provide an appropriate response. Write the equation 7x + 9 = 2x + 5 as a function.
A. f(x) = 5x - 4 B. f(x) = -5x + 4 C. f(x) = 9x + 14 D. f(x) = 5x + 4
Mathematics
Solve.x - 13
+ 36 = 0
A. -3, 3, -2, 2 B. 9, 4 C. -9, 9, -4, 4 D. 81, 16
Mathematics