Question

if x + 3 =7 then the value of 4x - 12 is​

Answer 1

Answer:

X+3=7

X=7-3=4

so if X is 4

then 4x-12

4×4-12

16-12

4

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Answer 2

$\text{The answer is 4.}$

$\mathfrak{Step-by-step\:explanation:}$

$\textit{x + 3 = 7}$

$\textit{x = 7 - 3}$

$\textit{x = 4}$

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$\text{Putting, the value in the equation, we get}$

$\blue{\boxed{4x - 12}}$

$\blue{\boxed{4 × (4) - 12 = 4}}$

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