Question

carilah jawaban soal yang dilingkari

Answer 1

9.a
10.d
11.b
13.c
maaf kalo salah

Answer 2

3c + 20 = 5
3c = 5-20
3c = -15
c = -15/3
c = -5 (b)

13 - 4p = 2p + 10
-4p-2p = 10-13
-6p = -3
p = -3/-6
p = 1/2 (a)

3y + 3 = 5y - 1
3y-5y = -1 -3
-2y = -4
y = -4/-2
y = 2
nilai dari -y+4= -2+4= 2 (c)