Total of 40 white and yellow cars. There are 9 times as many white as yellow cars. How many white cars?
2 answers:
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For this case we must simplify the following expression:
So, if we apply distributive property to the terms within parentheses we have:
We simplify taking into account that:
- Equal signs are added and the same sign is placed.
- Different signs are subtracted and the major sign is placed.
Answer:
ANSWER:
x° = 24°
y° = 72°
Analysis on picture hope it helps
