Solve the system of equations graphically.x + 6y = -40 y = -30 - 6x
A. (-6, 6)
B. (-4, -6)
C. (4, -6)
D. (-4, -5)
Answer: B
Mathematics
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Use substitution to determine whether the given ordered pair is a solution of the given equation.
; 6x - 4y = 3
A. Yes
B.
| No |
Mathematics
Use a calculator to find y from 
to four decimal places.
?
A. ?
B. ?
C. 
D. ?
E. ?
Mathematics
Evaluate.8x2 + 9x for x = 4
A. 68 B. 164 C. 92 D. 100
Mathematics
Write as a decimal number rounded as indicated.- 
; Round to the nearest hundredth.
A. -0.43 B. 2.33 C. -0.429 D. -0.42
Mathematics