Question

Tolong y dijawab please beserta caranya
1.12+3a=5+2a
2.5(y-1)=4y
3.2x1+3=11
4.3p+5=17-p

Answer 1

1. 3a-2a=5-12
a=-7
2. 5y-6=4y
5y-4y=6
y=6

Answer 2

1. 12+3a = 5+2a 3a-2a = 5-12 a = -7 2. 5(y-1) = 4y 5y-5 = 4y 5y-4y = 5 y = 5 3. itu 2x 1 atau 2 dikalian 1? 4. 3p+5 = 17-p 3p+p = 17-5 4p = 12 p = 12 : 4 p = 3