Simplify -y- 6x + 4 + 3x - 8 + y

The following graph shows the consumer price index (cpi) for a fictional country from 1970 to 1980? a.) 1976 - 1978b.) 1972 - 1974c.) 1974 - 1976d.) 1978 - 1980

Common binomial factor of 6x(3x+7)+5(3x+7)

8.74 rounded to the nearest whole number