Write a numerical expression for the phrase and simplify it.The product of -7 and 8, subtracted from -5

A. (-5)(-7)(8); 280
B. -5 + (-7)(8); -61
C. [-5 - (-7)](8); 16
D. -5 - (-7)(8); 51


Answer: D

Mathematics

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Provide an appropriate response.Solve the system of equations using the addition method: 5x + 2y = 11   x - 2y = -5

A. x = 1, y = 3
B. x = y = 1
C. x = -1, y = 8
D. x = y = 

Mathematics

Use the percent proportion to answer the question. Round your answer to the nearest tenth of a percent, if necessary.What percent of 110 meters is 16.9 meters?

A. 15.4% B. 0.1% C. 0.2% D. 650.9%

Mathematics

Solve.Estimate the perimeter by first rounding each length to the nearest hundred.

A. 9,511,300 feet B. 16,300 feet C. 16,400 feet D. 8200 feet

Mathematics

Decide if the graph of the system is a pair of parallel lines, intersecting lines, or one line.x + y = -3x - y = -1

A. Parallel B. One Line C. Intersecting

Mathematics