jessielynnbowman jessielynnbowman

05-05-2021
Mathematics

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The variable r represents a value in the set (4,6,7,8). Which value of r makes 2(r-4) + 3=7 a true statement?

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altavistard altavistard

05-05-2021

Answer:

r = 6

Step-by-step explanation:

2(r-4) + 3=7 becomes 2(r-4) + 3=7 if we subtract 3 from both sides:

2(r-4) = 4

Then r - 4 = 2, and r is 6.

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