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Debora [2.8K]
3 years ago
14

NEED ANSWER ASAP!!!!!!!

Mathematics
1 answer:
Daniel [21]3 years ago
6 0

<em><u>Hi there (◕‿-)</u></em>

<em><u /></em>

Since both equations are equal to y, they must equal each other. So set them to equal each other.

28 + 0.05x = 25 + 0.07x      (✿ ♥‿♥)

Let's start by subtracting 25 from both sides!

3 + 0.05x = 0.07x (28-25=3, 25-25=0)

Now let's subtract 0.05 from both sides   O(≧▽≦)O

3 = 0.02x

We need this x by itself, so let's get rid of it. Do this by divide both sides by 0.02 ( ´_⊃`)

150 = x

So x = 150. Let's test this. Substitute 150 in for x in both equations! \(^○^)人(^○^)/

28+0.05(150) = 25+0.07(150)

28 + 7.5 = 25 + 10.5 (0.05*150=7.5, 0.07*150 = 10.5)

35.5 = 35.5

It works! (ノ◕ヮ◕)ノ*:・゚✧

So x = 150

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