The third option, 100*
making it an abtuse triangle
If incorrect, sorry
2x+4(2x+7)+3(2x+4)
2x+8x+28+6x+12
16x+40
16x+40 would be the answer you can’t solve it any further
Multiply (x/6) by 6 to get common denominators and then you can simplify equation to 6x=15, divide each side by 6 answer is x=2.5 or 5/2
Answer:
It is 5. I got it right on khan academy! Thanks for the answer!
Step-by-step explanation: