(2n+7n)+(5-8)=15
combine like terms and solve for n!
2n+5+7n-8=15
2 answers
2n+5+7n-8=15
Combine like terms. Then get the knowns on one side and the unknowns on the other.
9n = 15 - 5 + 8
9n = 18
n = ?
Combine like terms. Then get the knowns on one side and the unknowns on the other.
9n = 15 - 5 + 8
9n = 18
n = ?