You estimate that 200 people attended a school concert. The actual attendance was 240 people.
1 answer:
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<h3>Answer:</h3>
x=2
<h3>Solution:</h3>- In order to isolate x, we should first of all take the square root of both sides.
- If we take the square root of the left-hand side, we will get
- How about the right-hand side? Well, we should take the square root of the numerator (9) and the denominator (4)
- So we have
- Move -1/2 to the right:
- x=2
Hope it helps.
Do comment if you have any query.