(6,-5) and (9,r) lie on a line with slope -4. find missing coordinate r

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?