Solve the equation.6x - 6 + 4x - 3 = 5x + 5x - 12
A. all real numbers
B. 128
C. no solution
D. 0
Answer: C
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Solve the problem.A couple plans to have four children. Using a tree diagram , obtain the sample space. List the elements that make up the sample space. (Use "B" for "boy" and "G" for "girl.")
A. BBBB, BBBG, BBGG, BGGG, GGGG B. BBBB, BBBG, BBGB, BBGG, BGBB, BGBG, BGGB, BGGG, GBBB, GBBG, GBGB, GBGG, GGBB, GGBG, GGGB, GGGG C. BBBG, BBGB, BBGG, BGBB, BGBG, BGGB, BGGG, GBBB, GBBG, GBGB, GBGG, GGBB, GGBG, GGGB D. BBBB, BBB, BB, B
Solve the problem.A dual-beam search light is positioned to shine on a prison wall. The light is 1 feet from the wall and rotates clockwise. The light shines on point P on the wall when first turned on 
After t seconds the distance (in feet) from the beam on the wall to the point P is given by the function 
When the light beam is to the right of P, the value of d is positive, and when the beam is to the left of P, the value of d is negative. Graph d over the interval 0 ? t ? 5. 
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A. 
B. 
C. 
D. 
Solve by trial.54 ÷ n = 18
A. 3 B. 4 C. 1 D. 5
Simplify.12 ? 12 - (15 - 12) ÷ 3 - (9 - 8)
A. 38 B. 142 C. 46 D. 126