Question

x÷3-20=40
x+15+2×=30​

Answer 1

Respuesta:

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Explicación paso a paso:

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Answer 2

$x \div 3 - 20 = 40 \\ x \div 3 = 40 + 20 \\ x \div 3 = 60 \\ x = 60 \times 3 \\ x = 180$

$x + 15 + 2x = 30 \\ 3x + 15 = 30 \\ 3x = 30 - 15 \\ 3x = 15 \\ x = 5$