Question

4x+7=3 7x-3=-59 -8x-5=59 -3x-9=-12 pe urma dau 21 puncye

Answer 1

4x+7=3
4x=3-7
4x=4
x=4:4
x=1


7x-3=-59
7x=-59+3
7x=-56
x=-56:7
x=-8

-8x-5=59
-8x=59+5
-8x=64
x=64:(-8)
x=-8

-3x-9=-12
-3x=-12+9
-3x=-3
x=-3:(-3)
x=1