Answer:
x =(10-√112)/2=5-2√ 7 = -0.292
x =(10+√112)/2=5+2√ 7 = 10.292
Solve for the first variable in one of the equations, then substitute the result into the other equation.
3. (1/2, -1,2)
4. (2, -4)
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https://www.mathpapa.com/algebra-calculator.html
Answer:
I believe the answer would be C.
Step-by-step explanation:
This is because after plugging in the numbers (2 in replace of x) (-9 in replace of y) for the problem -2y- 6x =6... the statement was determined true.... so, therefore, I believe the correct answer is C
Answer:
D. i think
Step-by-step explanation:
Hope this helps!