What is the equation of the line that passes through the points (15, 9) and (-2, 9)?

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

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b