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Question:

Solve the following equation and check your result: 8x + 4 = 3(x - 5) + 7

Solution:

8x+4=3(x-5)+7
8x+4=3x+4
8x=3x
5x=0
x=0
LHS → 8x+4=8×0+4=4
RHS → 3(x-5)+7=3(0-5)+7=-15+7=4
LHS=RHS
Hence proved