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Mathematics 9 Online
OpenStudy (anonymous):

7+15s-1=5s+114-2s

OpenStudy (skullpatrol):

OpenStudy values the Learning process - not the ‘Give you an answer’ process Don’t post only answers - guide the asker to a solution.

OpenStudy (skullpatrol):

Any ideas?

OpenStudy (anonymous):

I understand i have been trying to worked out a few answers but i am getting confused a certain ones

OpenStudy (anonymous):

on

OpenStudy (anonymous):

We have to rearrange the terms first.

OpenStudy (karatechopper):

Welcome to OpenStudy! Okay. So lets start from the basics. We can take this one side at a time. 7+15s-1=5s+114-2s Lets break it into two sides so that its not sooo confusing Side 1: 7+15s-1 Simplify that for me please?

OpenStudy (karatechopper):

combine the LIKE terms..

OpenStudy (anonymous):

\(7 - 1 + 15s = 5s - 2s + 114\)

OpenStudy (anonymous):

Solve for the blue ones first : \(\color{blue}{7-1} + 15s = \color{blue}{5s-2s}+114\)

OpenStudy (anonymous):

6+15s=3s+114

OpenStudy (anonymous):

Great work. So now transpose 3s to left hand side, can you do that?

OpenStudy (anonymous):

:/ is that what u mean sheldon

OpenStudy (anonymous):

is it 6+12s+114

OpenStudy (anonymous):

or just subtract 3s both sides : \(6 + 15s - 3s = 3s + 114 -3s\) \(\color{blue}{15s-3s} + 6 = \color{blue}{3s-3s} + 114 \) Solve for blue ones.

OpenStudy (anonymous):

and thank you @karatechopper for telling me like terms

OpenStudy (anonymous):

Try it again @skburton0413

OpenStudy (karatechopper):

Lol your welcome! I will leave it up to @SheldonEinstein to continue his teaching.

OpenStudy (anonymous):

@kc sorry that I interrupted you ..

OpenStudy (karatechopper):

No no! Its completely okay!! Continue!!

OpenStudy (anonymous):

@skburton0413 can you solve for the blue ones above?

OpenStudy (anonymous):

12s+6=0+114 please don't get mad if I'm like dead wrong

OpenStudy (anonymous):

Excellent! Now we have : \(12s + 6 = 114\) Subtract 6 both sides : \(12s + \color{blue}{6 -6 } = \color{blue}{114 - 6}\) Solve for blue ones again

OpenStudy (anonymous):

12s+0=108

OpenStudy (anonymous):

12s=108

OpenStudy (anonymous):

Divide both sides by 12 now.

OpenStudy (anonymous):

s=9

OpenStudy (anonymous):

That's it.

OpenStudy (anonymous):

ahhh thank u

OpenStudy (anonymous):

You're welcome and best of luck for your journey here. Welcome to openstudy

OpenStudy (anonymous):

thank you

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