Answer:
31
Step-by-step explanation:
a=(180-121)=59
c=(180-90)=90
180-59-90=31
(Assuming that theses are mixed number fractions) the exact form is -97/24, decimal form -4.0416 repeated, and the mixed number is -4 1/24
Answer:
y = -2x + 5
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Answer:
Step-by-step explanation:
I dont quite understand the problem but this is one way to solve it using completing the square:-
2x^2 + 8x - 12 = 0
2(x^2 + 4x) - 12 = 0
2((x + 2)^2 - 4) = 12
2(x + 2)^2 - 8 + 8 = 12 + 8
2(x + 2)^2 = 20
Answer:
x = 2 y = 0
Step-by-step explanation: