X/28 = 5/7
x = 28 * 5 / 7
x = 20
answer
x = 20 ft
Answer:
i cant telll bc theres no picture
Answer:
x = -5/7
Step-by-step explanation:
8/(x+3)=1/(x+1)
Using cross products
8*(x+1) = 1*(x+3)
Distribute
8x+8 = x+3
Subtract x from each side
8x-x +8 = x+3-x
7x +8 =3
Subtract 8 from each side
7x+8-8 = 3-8
7x = -5
Divide by 7
7x/7 = -5/7
x = -5/7
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➷ It would be option A (top left figure.)
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