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3 years ago

Four times the sum of a number r and 4 is equal to 20 less than 10 times the number r. What is the value of r?

Mathematics

1 answer:

Nuetrik [128]3 years ago

3 0

Answer:

Step-by-step explanation:

The sum of

(prepare to add)

four times a number and 10 is equal to

4 * x + 10 =

the difference of

(prepare to subtract)

twice the number and 8.

2x - 8

Putting it all together:

4x + 10 = 2x - 8

Try it from here; let me know if you need additional help.

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