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5x = 22
x = 22/5
2. 7x + 3 = 5x + 9
2x = 6
x = 3
3. -4x + 7 = 3x - 8
-7x = -15
x = 15/7
8x-3x= 7+15
5x= 22
x= 22/5
= 4,4
2. 7x+3= 5x+9
7x-5x= 9-3
2x= 6
x= 3
3. -4x + 7=3x-8
-4x-3x=-8-7
-7x =-15
x = 15/7
*Tanda / sama dengan per ya:)