Find the sum of 5x + 20 and the opposite of 20. Write an equivalent expression in standard form. Do not include any spaces in your answer.

asked Jul 6, 2022 69.4k views

15 votes

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10 votes

Answer:

Explanation:

add -20 to 20 =0

then your have 5x=0

the equation 5x+20-20=5x

Dbyrne answered Jul 11, 2022

3.8k points

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