Question

solve 3x+7=35-x,the value of x is​

Answer 1

Step-by-step explanation:

3x+7=35-x

3x+x =35-7

4x =28

x=7

Answer 2

✓ Answer :

$3x + 7 = 35 - x$

$\longrightarrow \: 3x + x = 35 - 7$

$\longrightarrow4x = 28$

$\longrightarrow \: x = \frac{28}{4}$

$therefore \: x \: = 7$

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More info :

This is an linear equation , Usually an equation has left hand side and right hand side filled with unknown variables and constants presented by arithmetical operations.

✓ How to check :

We had found that x takes the value 7 , just substitute in the equation

$3(7) + 7 = 35 - 7$

$\longrightarrow \: 21 + 7 = 28$

$28 = 28$

Hence we had found the right answer ✓