Question

Please help
What is the value of x?
x+15=8
x=?

Answer 1

OK, simple trick I use is... 15-8=?

Answer 2

Add a negative to your answer, get it?

Answer 3

@WhiteTiger14

Answer 4

yes

Answer 5

Subtract 15 from the left side and 15 from the right side because of the Addition property of equality.

x + 15 =8
-15 -15
x= -7

Answer 6

@WhiteTiger14

Answer 7

@madmik I was trying to avoid giving them the answer. ;)

Answer 8

is it -7 or 7

Answer 9

Subtraction my bad

Answer 10

-7.

Answer 11

@CrazyCountryGirl Lol oops. I was just trying to help :) But it is the subtraction property of equality

Answer 12

Here's another one, can you work it out? 9-13=

Answer 13

4

Answer 14

You got it partially right. It's -4. Do you know why?

Answer 15

no

Answer 16

Do you know what a negative number is?

Answer 17

yes

Answer 18

OK, so what are you have a problem with>