aidan31
aidan31 aidan31
  • 15-11-2017
  • Mathematics
contestada

Help me please I can’t find the answer

Help me please I cant find the answer class=

Respuesta :

bssh224
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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