Solve by the Elimination Method $$\begin{array} { l } 2 x - 4 y = 6 \\5 x + 5 y = - 15\end{array}$$

question 14

Multiple Choice

Solve by the elimination method: $$\begin{array} { l } 2 x - 4 y = 6 \\5 x + 5 y = - 15\end{array}$$

• A) (-5, -4)
• B) (3, 0)
• C) (-1, -2)
• D) Dependent
• E) No solution

---

Definitions:

Antigen B

A specific marker found on the surface of certain blood cells, contributing to blood type differentiation in the ABO blood group system.

Null Hypotheses

A default hypothesis that there is no statistical significance in a set of given observations, essentially stating that any observed effect is due to chance.

Polychlorinated Biphenyl

Polychlorinated biphenyls (PCBs) are a group of man-made organic chemicals consisting of carbon, hydrogen, and chlorine atoms, known for their environmental toxicity and classification as persistent organic pollutants.

Gas Mileage

A measure of how many miles a vehicle can travel on a gallon of fuel.