90-n=3n
90=4n
22.5=n
Final answer 22.5
Answer:
any of the below:
Step-by-step explanation:
12/30
6/15
2/5
Answer:
Step-by-step explanation:
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because the bases are all the same.. just add the exponents

or

Let's work this problem out!
First: 5(x) - 26 - x + 50 = ?
Second: 4(x) - 76 = ?
Third: 4 = ?
↑
(Solve Step 3)
Fourth: x - 19 = 0
↑
(Add the number 19 to each of your sides for Step 4)
Finally we get to your answer
19 + 0 = 19 ; 19 - 19 = 0
So, therefore the value of "x" is 19
Step-by-step explanation:
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