Nancy and diego are building model airplanes. nancy has already built 5 model airplanes and diego has built 0 model airplanes. nancy can build 1 model airplane in an hour. diego can build 2 model airplanes in an hour. how many hours will it take for nancy and diego to have an equal number of airplanes built if they both work non-stop?

no, the equation would be invalid since they are both not equal.

step-by-step explanation:

here you got

4y-6+4y 2-9

first, you would simplify the equation on the form.

4y-6+4y 2-9

then, move all the terms that contains a y to the left and all the other terms to the right.

+4y-4y+-9-6

finally, you will simplify the left and the right side of the equation.

y=-3

$20.01

step-by-step explanation:

the sale price is (1.00 - 0.77)($87), or 0.23($87), or $20.01.