Solve by inspection: X+4=15

Mathematics

2 answers:

amid [387]3 years ago

7 0

x + 4 = 15

- 4 -4

x = 11

You would subtract 4 because you need to isolate the x to get the value of x. You would subtract it to both sides because whatever you do on one side, you have to do it to the other side.

Snowcat [4.5K]3 years ago

7 0

Explanation:

x+4=15

subtract by 4 both sides of an equation.

x+4-4=15-4

then simplify.

15-4=11

<u><em>x=11 is the final answer.</em></u>

Hope this helps!

Thanks!

Have a great day!

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