Answer:
Please check the explanation.
Step-by-step explanation:
Given the equations


solving the system of the equations
Arrange the equation variables for elimination






solve

Divide both sides by -3






Therefore, the solutions to the system of the equations are:

But, it seems none of the options is true.
Answer:
2350
Step-by-step explanation:
23.5 × 100 move the decimal point right by 2 because there's two 0
também n sei. Se alguém souber por favor ajuda aí plissss
The answer would be $24.55 per oz of gold alloy so rounded up would be $25
-they can get the same answer