a) (2a - b)² = (4a² - 4ab + b²)
b) (10m - n²)² = (100m² - 20mn² + n⁴)
c) (4x - 4²) = (16x² - 8x + 4⁴)
d)
e)
f)
Solve: 1/2x - 7 = 1/3 (x-12)
1 answer:
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Using proportions, it is found that his DAILY RATE on that particular day is of Php 2,420 .
- This question is solved by proportions, using a <em>rule of three.</em>
- In a regular 8-hour day, Allen earns Php 1420. How much will he earn on a 14 hour day?
The <em>rule of three</em> is:
8 hours - Php 1420
14 hours - x
Applying cross multiplication:
The closest option is Php 2,420.
A similar problem is given at brainly.com/question/24372153