carterjrock102oy7315 carterjrock102oy7315

20-06-2019
Mathematics

contestada

What is the value of x when x + 7 = 21?

Respuesta :

skywalkar skywalkar

20-06-2019

Answer:14

Step-by-step explanation:

x + 7 = 21

group like terms

x = 21 - 7

When positive cross = sign it turns negative

x = 14

Answer Link

Thomasaurous Thomasaurous

20-06-2019

x + 7 = 21

- 7 - 7

x = 14

Answer Link

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