Question

7x=3x+20 ayudenme,no entiendo

Answer 1

$7x = 3x + 20 \\ 7x - 3x = 20 \\ 4x = 20 \\ x = 20 \div 4 \\ x = 5$
el resultado seria x=5

Answer 2

7x-3x = 20
4x = 20
x = 20÷4
x= 5