The shock absorbers in a car act as a big spring with k=38700 N/m. When a kid gets in, the spring stretches 0.00884 m. What is the weight of the kid?

(Unit = N)

Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

5cakes cost 3.50 how much do 7 cakes cost