Number Problems, A three-digit number between 600 and 700 is one less than ...

A three-digit number between 600 and 700 is one less than 30 times the sum of the digits. Of the tens digit is one less than the unit digit, what is the number?

Distance problems, robin runs 5 kilometers around the campus in the same le...

robin runs 5 kilometers around the campus in the same length of time as he can walk 3 kilometers from his house to school. If he runs 4 kilometers per hour faster than he walks, ho

Number and expressions, Ask ques1. Isaac goes to an amusement park where ti...

Ask ques1. Isaac goes to an amusement park where tickets for the rides cost $10 per sheet and tickets for the shows cost $15 each. (a) Write an expression that describes the amount

Parallel and perpendicular, Perpendicular to y=3x-2 and through the point (...

Perpendicular to y=3x-2 and through the point (6,4)

Momentum of intecia, Minimum 100 words accepted#

Minimum 100 words accepted#

Finite Mathematics, Suppose that a company has a fixed cost of $150 per day...

Suppose that a company has a fixed cost of $150 per day and a variable cost of x^2+x. Further suppose that the revenue function is R(x) = xp and the price per unit is given by p =

D=rt word problem solver!, Carl and his dad I stonecarvers. Carl can cut th...

Carl and his dad I stonecarvers. Carl can cut the stone in five days. With his father''s help he can carve it in two days. How long would take his father to carve it alone. Bob c

Math homework, how do you factor 8y^2-23y+15

how do you factor 8y^2-23y+15

Quadratic equations,

Gaussian elmination, 3x-y+2z=14 x+y-z=0 2x-y+3z=18

3x-y+2z=14 x+y-z=0 2x-y+3z=18