4 (x - b) = x Use the DIstributive Property [(4(x) - 4(b)]
4 x - 4b = x Add 4b to both sides
4x = 4b + x Subtract x from both sides
3x = 4b Divide both sides by 3
x =
Answer:
$12.64
Step-by-step explanation:
It would be two-thousand three hundred forty divided by fifty-three.
Answer=44.15094
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The answer: 54 inches
Explanation: those triangles are similar which means if one side is multiplied by 3 then all the other sides should be multiplied by 3 so since the DF=15=3•AB we need to multiply seven by 3 and we’ll get 21. For the perimeter, we write: 21+15+18=54.