3 years ago

Caroline took a math test and got 19 out of 25 questions correct. What percent of the questions did she answer correctly?

Mathematics

1 answer:

algol [13]3 years ago

5 0

Answer:

76%

Step-by-step explanation:

do the amount of correct answers divided by the total of questions asked.

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tatyana61 [14]

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3 years ago

Solve the following system of equations. Express your answer as an ordered pair in the format (a,

choli [55]

The second equation is <span>-5-2y=2, then
</span>
<span>-2y=2-(-5),
</span>
-2y=2+5,
-2y=7,
y=7÷(-2),
y=-3.5.
The first equation is 2x+5y=16, subtitude y=-3.5 in this equation, then
2x+5·(-3.5)=16,
2x-17.5=16,
2x=16-(-17.5),
2x=16+17.5,
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Answer: (16.75,-3.5)

8 0

3 years ago

Read 2 more answers

Which equations have the same value as 3/5 (30x-15)=72 select 3

const2013 [10]

Answer:

x=4.5

Step-by-step explanation:

Given the equation $\frac{3}{5}(30x-15)=72$ , we simplify as: