A line with a slope of –
6 passes through the points (
–
6,
–
5) and (
–
7,c). What is the value of c?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Simplify each expression. use positive exponents. show work . (x –2 y –4 x 3 ) –2