Solve the equation using both the addition and multiplication properties of equality.3r + 7 = 31
A. {21}
B. {25}
C. {3}
D. {8}
Answer: D
You might also like to view...
Prove the limit statement
= 12
What will be an ideal response?
Solve the problem.A survey of 137 college students was done to find out if they were taking art, basketball, or canoeing as an elective. The study revealed the following information.45 were taking art; 12 were taking art and basketball;55 were taking basketball; 15 were taking art and canoeing;40 were taking canoeing; 23 were taking basketball and canoeing;2 were taking all three electives.How many students were not taking any of these electives?
A. 55 B. 45 C. 47 D. 10
Solve the problem. Assume the x-axis is horizontal, the positive y-axis is vertical (opposite g), the ground is horizontal, and only the gravitational force acts on the objects. A projectile is fired with an initial speed of 591 m/sec at an angle of 45°. What is the greatest height reached by the projectile? Round your answer to the nearest tenth.
A. 8910.2 m B. 85.3 m C. 87,320.3 m D. 35,640.9 m
Solve.x3 + 4x2 - 12x = 0
A. 0, 2, 6 B. 6, -2 C. -6, 0, 2 D. 0, -6