2 years ago

Please help. Algebra.

Mathematics

1 answer:

iogann1982 [59]2 years ago

4 0

The answer is b (2,-5)

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The shoe store expected to sell at least 95 pairs of shoes one weekend, but they only sold 77 pairs. What was the approximate pe

Gwar [14]

The error of percentage is the amount of error over the original amount.

In this case it is 22/95 (not 22 over 77 because 77 is not the original amount they expected to sell.

22/95 = .2315 or 23.2% to the nearest tenth of a percent
Perhaps your teacher just wants 23% as an the approximate error.

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3 years ago

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A car travels at an average rate of speed of 60 miles per hour for 7 1/2 hours. How many miles doesn’t this car travel?

Galina-37 [17]

Distance = rate x time

distance = 60 miles per hour x 7 1/2 hours

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Consider the following system of equations.

34kurt

Answer:

D. The graphs of the equations intersect each other at two places.

Step-by-step explanation:

The definition of a solution of a system of two equations in two variables is a point where the graphs intersect. A system of equations having graphs that intersect each other will have as many solutions as there are intersection points. If the graphs intersect in two places, there will be two solutions.