Question

please solve 7th problem

Answer 1

let first piece of pizza = x

given whole pizza weigh = 300g

x+(x+7)+(x-4)=300g

3x+3=300g

3x=300-3

3x=297

x=297/3

x=99

so first pizza weigh= 99g

second pizza weigh=x+7=99+7= 106g

third pizza weigh=x-4=99-4=95g

hope it helps you..