X + y = 13
x - y = 5
x = (13 - y)
(13-y) - y = 5
13 - 2y = 5
-2y = -8
y = 4
x - 4 = 5
x = 9
x=9, y = 4
Answer:
¾
Step-by-step explanation:
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☆ (x₁, y₁) is the first coordinate and (x₂, y₂) is the second coordinate
Slope of line
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
Answer:
The blank box is 1/6
Step-by-step explanation:
5/ 16 x 8/15 = 40/240
40/240 simplified = 1/6
Let n be old painters time. Then the new painters are 2n. So:
1/n+1/2n=1/6
2+1=2n/6
2n=18
n=9
The old painters take 9 hours; the new ones take 18
☺☺☺☺
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