2 years ago

Help please i need this done today

Mathematics

2 answers:

babymother [125]2 years ago

8 0

The answer is 40 the answer is 40

Ira Lisetskai [31]2 years ago

6 0

First we know that 10X-30 is equal to 5X+5.
You can then solve for X, X equals 7.
We know that 10X-30 PLUS m10(7)-30+(m40+ mNow all you have to do is subtract 40 from both sides and your left with the answer: m

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2 years ago

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kakasveta [241]

Answer:

5 × $\frac{1}{100}$

Step-by-step explanation:

$4*100+2*10+3*1+6*\frac{1}{10}+x+9*\frac{1}{1000}=423.659\\4*100+2*10+3*1+6*0.1+x+9*0.001=423.659\\400+20+3+0.6+x+0.009=423.659\\423.609+x=423.659\\x=0.05\\\\50*\frac{1}{10}=5\\\\5*\frac{1}{100}=0.05\\\\50=50\\\\5*0.05=0.25$