3 years ago

What is a system of equations?

Mathematics

2 answers:

Jobisdone [24]3 years ago

7 0

Answer:

Step-by-step explanation:

the correct answer is b

Vsevolod [243]3 years ago

6 0

Answer:

B. One or more equations to solve at one time

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Jamal works as an electrician's apprentice. He rewired 4 electrical outlets in 1 and one-halfhours. If he works at the same pace

iragen [17]

Answer:

We conclude that Jamal will rewired 20 electrical outlets for 7.5 hours.

Step-by-step explanation:

We know that Jamal rewired 4 electrical outlets in 1 and one-half hours. We calculate how many electrical outlets will he rewired for 7.5 hours.

We have the following proportion:

$4:1.5=x:7.5\\\\1.5x=4\cdot 7.5\\\\1.5x=30\\\\x=\frac{30}{1.5}\\\\x=20$

We conclude that Jamal will rewired 20 electrical outlets for 7.5 hours.

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6) Richard and David both invest $10 000. Richard invests his $10,000 at a rate of x% compound interest per year. David invests

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Refer to the attachment

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9/11 times 7/10 simplified

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63/110 is the answer

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Y = 10.5 x + 5<br> Please help me solve this equation.<br> Solve for x.

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