Question

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Answer 1

$5x + 3 = 4x + 8 \\ 5x - 4x = 8 - 3 \\ x = 5$

$5 - 3x = 4 - 2x \\ 3x - 2x = 5 - 4 \\ x = 1$

$0.17x - 1.8 = 0.18x + 1.2 \\ 0.18x - 0.17x = - 1.8 - 1.2 \\ 0.01x = - 3 \\ x = - 3 \div 0.01 \\ x = - 300$