154k views
11 votes
6(3x – 8) = 7(7x + 7)

User Ohioma
by
5.8k points

2 Answers

12 votes

Answer:

x = -3.13

Explanation:

6(3x – 8) = 7(7x + 7)

18x - 48 = 49x + 49

subtract 18x from from each side

-48 = 31x + 49

add 48 to each side

31x +97 = 0

31x = -97

divide both sides by 31

x = -3.13

check:

6(3[-3.13] - 8) = 7(7[-3.13] + 7)

-104.35 = -104.35

User Neeti
by
4.1k points
9 votes

Answer:

Explanation:

6(3x – 8) = 7(7x + 7)

18x - 48 = 49x + 49

49x - 18x = - 48 - 49

31x = - 97

x = - 97/31

User YuliaUU
by
4.4k points