aidan31
aidan31
15-11-2017
Mathematics
contestada
Help me please I can’t find the answer
Respuesta :
bssh224
bssh224
15-11-2017
So we need to represent the problem using an equation
900 = the original pile of bricks (x) + 25% more - 40% (original + 25% extra)
900 = x + .25x - .4(x + x*.25)
900 = x + .25x - .4x - .1x
900 = .75x
x = 1200
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