Richard and two have a combined age of 17. richard is 2 years older than twice teos age. how old is richard is teo

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?