Solve system of equations for y=3x-7 and 3x-y=7

Find the greatest common factor of 8a 3 b 2 and 12ab 4. The greatest common factor of 8a^3b^2 and 12ab^4 is 4ab^2.

Watson, I have uncovered the following facts: If Mrs Smith is lying then Moriarty has not escaped. Either Moriarty is dead or he is really Jones. If Moriarty is really Jones then he has escaped. • I am convinced Mrs Smith is lying.

60 is 30% of what number?

Stetson rents studio space for $600 a month for music lessons. He charges his students $40 per hour and earned a profit of $2400 this month.

An airplane flew in a straight line into a headwind for 6 hours, covering 2,550 miles. It then flew in the exact opposite direction (with the headwind now a tailwind behind it) at the same engine speed for 3 hours, traveling an additional 1,725

What is the answer to 4 math question 24 is greater or equal to 8 - 4w

What is the answer to - 4|8n|=-32

7 less than the product of 4 and the number

The positive square root of 72 lies between what pairs of integers? a. 5 and 6 b. 6 and 7 c. 7 and 8 d. 8 and 9 e. 9 and 10

Which inequality has no solution? 6 (x+2) > x-3 3+4x<2 (1+2x) -2 (x+6) < x-20 x-9 < 3 (x-3)