Which ordered pair represents the solution to the system of equations? {4x-2y=18-3x-4y=-8 (4, - 1) (5, 1) (-1, 4) (43, 1)

At the beginning of the summer Matt swim 12 laps. At the end of the summer he could swim 15 laps. What is the percent increase in the number of laps Mat and swim?

Factor the polynomial below. 4x^2-16 A. 4 (x + 2) (x - 2) B. 4 (x - 2) 2 C. 4 (2 - x) 2 D. 4 (2 + x) (2 - x)

What is the Greatest Common Factor of the expression 12x^4 + 18x^2

The impedance in one part of a series circuit is 1 + 3j ohms and the impedance in another part of the circuit is 7 - 5j ohms. Add these complex numbers to find the total impedance in the circuit.

In order to isolate the variable term in the equation 6 - 2x = - 3 using the subtraction property of equality, which number should be subtracted from both sides of the equation?

Guys, I have a life question. So my BFF that i met in school (I had to switch schools) decided she was gonna quit a game that was our only communication. She said she is never gonna be on again and i'm sad because she NEVER responds to my texts.

Bill scores on his first four tests were 85, 90, 86 and 93. What will he have to score on his next test to obtain an average of atleast 90 for the term

Solve by elimination 4x+5y=15 6x-4y=11

Solve. Alex borrowed $12.50 from his friend Danilo. He paid him back $8.75. How much does he still owe?

Jaylon makes twice as much an hour as Sam. Sam makes x dollars an hour. Write an expression describing how much Jaylon makes an hour. A) 2x B) x2 C) 2 + x D) x - 2 Eliminate E) x : 2