Translate the sentence to an equation using x as the variable. Do not solve the equation.seven less than a number gives twelve.
A. x = 12 - 7
B. 7 - x = 12
C. x - 7 = 12
D. x - 12 = 7
Answer: C
Mathematics
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Solve the problem.A rectangular swimming pool is being constructed, 18 feet long and 100 feet wide. The depth of the pool is measured at 3-foot intervals across the width of the pool. Estimate the volume of water in the pool using the Trapezoidal Rule.
A. 14,400 ft3 B. 8200 ft3 C. 10,900 ft3 D. 12,300 ft3
Mathematics
Solve by the substitution method.-5x + 8y = -462x + 3y = -25
A. {(-2, -6)} B. {(-2, -7)} C. {(-3, -6)} D. ?
Mathematics
Add.
A. 108,215 B. 67,330 C. 67,130 D. 66,130
Mathematics
Perform the indicated operation. Write the sum as a fraction, whole number, or mixed number in lowest terms.
+ 6
+ 
A. 15
B. 14
C. 14
D. 15
Mathematics