1.

Solve the equation and check the solution: 2x – 25 = x - 45​

Answer»

2x-25=x-45

2x-x=(-45)+25

x=(-20).

Checking,

2x-25=x-45

x=(-20)

2×(-20)-25=(-20-45)

(-40)-25=(-65)

(-65)=(-65)

LHS = RHS

HENCE PROVED..

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