soal persamaan: 1.2×+7=15 2.3p-2=2p+3 3.p-8=13-2p 4.5a+6=3a+10 tolong kasih jalan ya!

1. 2x+7= 15
2x=15-7
2x= 8
x= 8/2
x= 4
2. 3p-2=2p+3
3p-2p= 3+2
p= 5
3. p-8=13-2p
p+2p= 13+8
3p= 21
p= 21/3
p= 7
4. 5a+6= 3a+10
5a-3a= 10-6
2a=4
a= 2