What is the solution for 3x+10y-12z=40

The value of y varies directly with the value of x, and y = - 8 when x = 4. Which equations represent the relationship between y and x? Choose exactly two answers that are correct. A. y/x=1/2 B. y/x=-2 C.-2x=y D. x=2y

At 1 pm shadow of a tree is 14 feet long. At the same time the shadow of a 18 foot telephone pole is 21 feet long. What is the height of the tree?

Edgar held a garage sale and sold a combined total of 15 toys and books. He sold 9 toys. How many books did he sell?

60 is decreased to 15 percent rounded to the nearest tenth

Every daykatie looks for seashells on the beach. she has 28 shells in her collection. katie finds 12 more. write an ineuality to determine the number of days it will take to collect over 100 shells

She has 4 pink bracelets. One third of all her bracelets are pink. How many bracelets does she have?

Write an equation of the circle with center (-4.8) and radius 9

Type the number 3.14*103 in standard notation.

Which pair of numbers is relatively prime? A. 108 and 57 B. 21 and 183 C. 55 and 121 D. 60 and 151

Mrs. rosso has to travel 390 miles on a highway. she drives 130 miles in 2 hours