Determine whether the given ordered pair is a solution to the system of equations.
-9x + 4 = 14 - y-6x + 3y = 9
A. No
B. Yes
Answer: B
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Solve the problem.After t seconds the height s of an object propelled upward with an initial velocity of 3200 feet per second is given by How long after the object is propelled upward will it first reach an altitude of 51,000 feet? (Round your answer to 2 decimal places.)
A. 0.25 seconds B. -14.84 seconds C. 34.92 seconds D. 17.46 seconds
Simplify.
A.
B.
C.
D.
Solve the quadratic equation. Write the answer in simplest form.x2 = 169
A. {84.5} B. {-13, 13} C. {-14, 14} D. {13}
Solve the problem.Linda needs to have her car towed. Little Town Auto charges a flat fee of $60 plus per mile towed. Write an equation in slope-intercept form which expresses Linda's towing cost, c, in terms of miles towed, x. Find the cost of having a car towed 7 miles.
A. c = 2 + 60; $62 B. c = 2x; $14 C. c = 2x + 60; $74 D. c = 2x + 60; $64