Answer:
Step-by-step explanation:
5x + (-55) = 20
5x - 55 = 20
5x = 20 + 55
5x = 75
Divide both by 5 to make the 5 disappear
5x/5 = 75/5
x = 15
Checking:
5(15) - 55 = 20
75 - 55 = 20
20 = 20
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Answers & Comments
Answer:
15
Step-by-step explanation:
5x + (-55) = 20
5x - 55 = 20
5x = 20 + 55
5x = 75
Divide both by 5 to make the 5 disappear
5x/5 = 75/5
x = 15
Checking:
5x + (-55) = 20
5x - 55 = 20
5(15) - 55 = 20
75 - 55 = 20
20 = 20