Question

What should be added to both sides of this equation to solve for the variable?
-6 + f = 13

Answer 1

help me work it out and solve it for me please

Answer 2

Well what can you add to -6 to get rid of it? (make it 0)

Answer 3

-6

Answer 4

-6 + -6 = -12

Answer 5

that's not 0

Answer 6

i am not sure

Answer 7

what plus -6 equals 0?

Answer 8

+6

Answer 9

indeed.

Answer 10

So if you add 6 to both sides of the equation what will you have?

Answer 11

-6 + f + 6 =?

Answer 12

19i think

Answer 13

That's what you have on the right side true, but what do you have on the left side of the equation?

Answer 14

i dont know i really dont

Answer 15

1

Answer 16

no.
\[-6 + f + 6 \]\[= 6-6 + f \]\[= 0 +f\]\[=f\]

Answer 17

So when you add 6 to both sides of \(-6+f = 13\), you have

\[6 -6 +f = 6+13\]
\[f = 19\]

Answer 18

oh ok