Question

ecuaciones 6y-8= 40
13p+3=-10
5x-2=18
7n-2=40 10 puntos gracias

Answer 1

a) 6y-8=40
6y=40+8
6y=48
y=48/6
y=8

b) 13p+3=-10
13p=-10-3
13p=-13
p=-13/13
p=-1

c) 5x-2=18
5x=18+2
5x=20
x=20/5
x=4

d) 7n-2=40
7n=40+2
7n=42
n=42/7
n=6