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Mathematics 16 Online
WavyML:

4x−25=20

Katrin369:

what do you think x stands for?

supie:

We're solving for \(x\)

supie:

Do you know the first step? @WavyML

Timmyspu:

y=mx+b is the equation you need to go by.

supie:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @Timmyspu y=mx+b is the equation you need to go by. \(\color{#0cbb34}{\text{End of Quote}}\) no? that is for slope

WavyML:

that was fast

supie:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @WavyML that was fast \(\color{#0cbb34}{\text{End of Quote}}\) what was fast?

WavyML:

all your responses

WavyML:

ok so what are the steps?

supie:

So the first step is to \(+25\) to both of the sides of the equation which would look like this \(4x−25+25=20+25\) do you know what that equals?

WavyML:

@jhonyy9

Timmyspu:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @supie So the first step is to \(+25\) to both of the sides of the equation which would look like this \(4x−25+25=20+25\) do you know what that equals? \(\color{#0cbb34}{\text{End of Quote}}\) Trust supie he knows how do do this.

supie:

yea

Kd6009886:

11.25

supie:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @supie So the first step is to \(+25\) to both of the sides of the equation which would look like this \(4x−25+25=20+25\) do you know what that equals? \(\color{#0cbb34}{\text{End of Quote}}\) @WavyML So simplify \(4x−25+25=20+25\) what did you get?

WavyML:

wait look at the question again I made a mistake sry

Kd6009886:

x=11.25

Timmyspu:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @Kd6009886 x=11.25 \(\color{#0cbb34}{\text{End of Quote}}\) You can not give direct answers.

supie:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @WavyML wait look at the question again I made a mistake sry \(\color{#0cbb34}{\text{End of Quote}}\) I don't see a mistake....

Kd6009886:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @Timmyspu \(\color{#0cbb34}{\text{Originally Posted by}}\) @Kd6009886 x=11.25 \(\color{#0cbb34}{\text{End of Quote}}\) You can not give direct answers. \(\color{#0cbb34}{\text{End of Quote}}\) opps

supie:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @supie \(\color{#0cbb34}{\text{Originally Posted by}}\) @WavyML wait look at the question again I made a mistake sry \(\color{#0cbb34}{\text{End of Quote}}\) I don't see a mistake.... \(\color{#0cbb34}{\text{End of Quote}}\) Or anything changed

WavyML:

Bc it didnt make the change it supposed to be 4x-2/5=20

Timmyspu:

Ok so we are supposed to solve it the exact same way but you have to divide first.

supie:

Oh ok well then the first step would be to add \(\frac{2}{5}\) to both sides Which would look like this; \(\LARGE 4x+\frac{-2}{5}+\frac25=20+\frac25\) So what would that equal?

supie:

...ig ur confused so that would equal \(\frac{102}{5}\) idrk how to explain addition... So now we have \(\bf 4x=\frac{102}{5}\) So then the next step is to divide both of the sides by 4 so \(\div 4\) to both sides \(4x/4=102/5/4\) So then \(\cancel{\frac{4x}{4}}\) (meaning that it cancels So all you have left is \(102/5/4\) simplify that, then you'll have your answer.

WavyML:

thx @supie

supie:

np

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