emily56345 emily56345

07-10-2019
Mathematics

contestada

5 times the sum of 12 and a number is 80
What is the value of the unknown number

Respuesta :

2460673 2460673

07-10-2019

Answer:

4

Step-by-step explanation:

5(12+x)=80 Create equation. x is the unknown number.

60+5x=80 Distributive property.

5x=20 Isolate variable.

x=4 Divide on both sides by the coefficient.

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