114k views
3 votes
Solve the equation 5 - 5z = 15

User Cerisier
by
3.8k points

2 Answers

2 votes

Answer:

z=-2

Explanation:

5-5z=15

-5z=15-5

-5z=10

z=10/-5

z=-2

User Greg Reda
by
3.4k points
4 votes

Answer:


z=-2

Explanation:


5 - 5z = 15

Subtract 5 from both sides:-


5-5z-5=15-5


-5z=10

Divide both sides by -5:-


(-5z)/(-5)=(10)/(-5)


z=-2

OAmalOHopeO

User CMPE
by
3.7k points