What is the square root of 81
1 answer:
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Answer:
x = 4.7
Step-by-step explanation:
30x - 140 -(x - 4)
Multiply the -1 into (x - 4)
30x - 140 - x + 4
Add/subtract
29x - 136 = 0
+136
So for this, we will be doing a proportion. In this case, our proportion is
- Firstly, cross-multiply:
- Next, divide both sides by 25, and your answer will be
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