Solve the system of equations using substitution

2x-3y=-1

X=y+1

Racer A applies a 50 N force to a 2 kg race car. Racer B can only provide a force of 25 N. What should the mass of Racer B's race car be in order for both race cars to accelerate at the same rate? A. 1 kg B. 4 kg C. 2 kg

Evaluate each expression 28-c3+6

What is the Y intercept of f (x) equals 3X - 2

Is - 6.23 a rational number?

Kayla has a bowl of beads that contains 42 yellow beads, 28 green beads, 12 white beads, and 18 red beads. She randomly draws a bead from the bowl. The probability of Kayla not drawing a yellow or a green bead is %.

How do you write 50 percent as a fraction in simplest form?

How many significant figures are in the number 1.0043?

Write a linear factorization of the function. f (x) = x4 + 49x2 options: f (x) = x2 (7x + i) 2 f (x) = x2 (x + 7i) (x - 7i) f (x) = x2 (7x + i) (7x - i) f (x) = x2 (x + 7i) 2

Which is an example of dealer incentives? A. Sun car dealers pay $18,000 to Galaxy car manufacturers for a car worth $20,000. B. Sun car dealers pay $21,000 to Galaxy car manufacturers for a car worth $20,000. C.

What is five divided by seven answer this question immediately