Answer:
acute = 30,right angle = 90,obtuse = 135,line = 180
We first must solve for x
When we have x, we put it in to the second equation
Let's solve ~
Inequalities change when it is multiplied by -ve number
I need help to this thing even given me what I need
3k+2(5k-3)=7
=>3k+10k-6=7
=>13k=13
=>k=13/13
Therefore, k=1
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