Solve the system of equations by the elimination method.2.5x + 0.3y = 10.90.5x + 0.6y = 3.8
A. (6.5, 3.3)
B. (4.7, 3)
C. (4, 3)
D. (1.5, 3.3)
Answer: C
Mathematics
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Solve.
= -1
A. 3 B. 1 C. -1 D. No solution
Mathematics
Solve the problem.Margo is 8 years older than her brother Dan. The sum of their ages is 56. How old is Dan?
A. 48
B.
| 32 |
C. 64
D.
| 24 |
Mathematics
Solve the problem.The graph of y = 10x is shown with the coordinates of a point displayed at the bottom of the screen. Write the logarithmic equation associated with the display.
What will be an ideal response?
Mathematics
Multiply. Simplify if possible.4
? 7
A. 32
B. 11
C. 196
D. 28
Mathematics