Answer:
<em>C. (-2, 7)</em>
Step-by-step explanation:
Put y = 7 to the equation x + y = 5:
x + 7 = 5 <em>subtract 7 from both sides</em>
x = -2
Answer:
4
Step-by-step explanation:
Answer:46.28, 193.75
Step-by-step explanation:
The first one you add (((2.5+4.7)x3.05)+1.18)x2. And the second one you (7.50+0.25)x25.
There is a division symbol, division is subtracted. Are you sure you have the problem stated clearly?
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Average speed = total miles driven / total driving time
average speed = (150 + 100) / (3 + 1 1/2) =
250 / (4 1/2) =
250 / (9/2) =
250 * 2/9 =
500 / 9 = 55.55 mph
