Question

What is the value of c in the equation 2c + 5(c − 5) = 10? (4 points)

Answer 1

2c + 5 ( c - 5 ) = 10

2c + 5c - 25 = 10

7c = 10 + 25

7c = 35

c = 35/7

c = 5 ➡ Answer

Answer 2

Answer:

2c+5(c-5)=10

2c+5c-25=10

7c-25=10

7c=10+25

7c=35

c=35/7=5