Answer:
Step-by-step explanation:
harmful
Answer: 6
10
33%
(13*10)+(83*4)=(14*x)
130+332=14x
462=14x
x=33
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x=1/2; x=-3
2x^2+5x-3=0
(2x-1)(x+3)=0
2x-1=0; x=1/2
x=-3