Question

if x-7 =4, then 3x - 5 is equal to? ​

Answer 1

Answer:

28

Step-by-step explanation:

$x - 7 = 4$

$x = 4 + 7 = 11$

Then,

$3x - 5$

Substituting x = 11, we get,

$3 \times 11 - 5$

$= 33 - 5$

$= 28$

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Answer 2

Answer:

28

Step-by-step explanation:

First we will find x's value...

x-7=4

x=7+4

x=11

So now we will replace our x as 11 in expression 3x-5

So,

3x11-5

33-5=28