Y= 50 + 2x

y = 40 + 2x
which statement about the pair of equations is true?

What is the standard form of -5x^2+2x^4-11+x^3+3x

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0