How many ounces of a 13% alcohol solution must be mixed with 5 ounces of a 20% alcohol solution to make it 18% alcohol solution?

the equivalent expression are always the hardest ones but you look at the gcf also

step-by-step explanation:

it shoild be o

step-by-step explanation:

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step-by-step explanation:

isaiah walks 3 miles due north, turns and then 5 miles due east. how far is he from his starting point?

a^2 + b^2 = c^2

let c = distance from starting point.

(3)^2 + (5)^2 = c^2

9 + 25 = c^2

34 = c^2

sqrt{34} = sqrt{c^2}

sqrt{34} = c