Solve the equation. If the equation is an identity or a contradiction, state this.
b - 5 = -4
A. b = -7
B. b = 5
C. b = -5
D. b = 7
Answer: B
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Solve the problem.An investment is worth $3836 in year 0. By year 5 it has grown to $6376. Let I be the value of the investment in year x. The linear equation I = 508x + 3836 models the value, I, of the investment on year x. Interpret the slope.
A. The value of the investment increased by $508 between year 0 and year 5. B. The value of the investment is increasing at a rate of $508 per year. C. The value of the investment is increasing at a rate of $3836 per year. D. The value of the investment is decreasing at a rate of $508 each year.
Find the measure of the indicated angle. Figure is not drawn to scale.
A. 25° B. 50° C. 65° D. 115°
The power supply provides 725 mA to the circuit. I3 = 500 mA. What is I1?
a. 1.225 mA
b. 1.00 A
c. 612 mA
d. 225 mA
e. Cannot be solved without knowing I2
Use this graph to answer the question.
MonthWhat were the sales in month 8 of 2010?
A. $50,000 B. $62,000 C. $64,000 D. $66,000