Question

... what is the value of x , ...
... x + 7 = 11 .. ​

Answer 1

`\displaystyle 4`

Step-by-step explanation:

Use the inverce of Addition [Deduction (or Subtraction)] to arrive at your answer:

`\displaystyle x + 7 = 11 \hookrightarrow -7 + 11 = x \\ \\ 4 = x`

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Answer 2

Step-by-step explanation:

x + 7 = 11

x + 7 - 7 = 11 - 7

x = 4

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