X Plus y equals 9 x - 12 x equal 5

For homework, Brooke has 15 math problems, 5 social studies problems, and 9 science problems. Use mental math to determine how many problems she has for homework. Tell which property you used. Answer Property

David has 20 coins he gave some coins to Peter David had 8 coins left. How many coins did David give to Peter?

A boat travels upstream for 96 miles in 4 hours and returns in 3 hours traveling downstream in a river. What is the rate of the boat in still water and what is the rate of the current?

Twenty-five percent of the cost of a dress is the same as one-half the cost of the dress decreased by $20. What is the cost of the dress? A $60 B $120 C $80 D $90

N/5=10. x/1=9 a/5=3 c/7=9 i need to know what the variables are

What is the answer to x/5-7=2q

There are 93 calories in a small candy bar how many calories is there in a half dozen

A cylinder is sliced by a plane that is not parallel to the base and intersects only the lateral surface. The resulting cross section is which of the following A: A Circle B: A Parabola C: An Ellipse D: A Hyperbola

Cos (330degrees) how is it solved?

Find the average of$ 1148.37,$1760.44,$1143.57, and 1336.17 then round to the nearest cent