32x^2+64x+12x+21
=> 32x^2+76x+21 you multiply the two equation together and you will get this
Well we need the problem or else we cant help you.
30% were sponge cakes because you do 1/5=0.2 or20%+50%=70% and 100%-70%=30% so 30% is your answer.
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the bottle of waters costs 0.09 cents per ounce.
