espressões algébricas!
a)2x+3x=50
b)x+8+12=60
c)5x+10+5x=110
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olá
bom dia...
a)2x+3x = 50
\ /
5x = 50
x = 50/5
x = 10
b)x+8+12=60
x = 60 -8 -12
x = 60 -20
x = 40
c)5x+10+5x=110
5x +5x = 110 -10
10x = 100
x = 100/10
x = 10
bom dia...
a)2x+3x = 50
\ /
5x = 50
x = 50/5
x = 10
b)x+8+12=60
x = 60 -8 -12
x = 60 -20
x = 40
c)5x+10+5x=110
5x +5x = 110 -10
10x = 100
x = 100/10
x = 10
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