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Answer:

Step-by-step explanation:
Gradient



Equation of a line

- Sub one set of points into equation

Answer:
8 hours
Step-by-step explanation:
Joe spends 18.75% of his working day washing cars.
Joe spends 1.5 hours washing car.
Therefore 18.75% is equal to 1.5 hour.
18.75% = 1.5 hour
1% = 1.5 ÷ 18.75 = 0.08 hour
100% = 0.08 x 100 = 8 hours
Answer:
(4, -3)
Step-by-step explanation:
You just divide each coordinate by 3.
1. 156
2. 15.6
3. 1.56
You just move the decimal point in depending on the number or zeros.