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Mathematics 13 Online
RawlsK29:

What is the solution to the equation 1.2m − 0.8 = −2.0m? m = 0.25 m = 0.4 m = 1 m = 4

RawlsK29:

@EndersWorld

Shadow:

What would you do first?

RawlsK29:

Add 0.8 to each side?

EndersWorld:

Correct

EndersWorld:

Which leaves you with what?

RawlsK29:

Soo.. its 1.2 = -1.2?

EndersWorld:

1.2m=-1.2

RawlsK29:

Which is -1, so that cant be right. My teacher said that the answer is 0.25 but I have no idea how she got that.

EndersWorld:

Shadow... I’m getting -1 as a answer. What am I doing wrong?

Shadow:

You are forgetting the variable next to -2

EndersWorld:

OOF

RawlsK29:

Oh yeah

EndersWorld:

Start over, add 2.0m to each side.

Shadow:

^

EndersWorld:

@RawlsK29

RawlsK29:

I just got 3.2m - 0.8 = 0, i am obviously doing something wrong

EndersWorld:

No no no. Your doing fine. Add 0.8 to each side.

elsa231:

@benlindquist

Shadow:

You’re doing fine

RawlsK29:

soo... its 3.2 = 0.8

EndersWorld:

3.2m=0.8 don’t forget the variable. Now.

EndersWorld:

Now, divide both sides by 3.8 and you get m=?

RawlsK29:

yeah sorry 3.2m = 0.8 ohhhh then I get 0.25

RawlsK29:

that makes much more sense

EndersWorld:

:)

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