Answer:
x = 12.8
Step-by-step explanation:
i use this calculator to find triangle measurements as long as you know like three values it works
https://www.calculator.net/triangle-calculator.html?vc=90&vx=&vy=10&va=38&vz=&vb=&angleunits=d&x=79&y=19
ik sending a link is hecka sus but you can just look up triangle calculator and it'll pop up
F(x) = 4.x2 +1 is the answer.
Answer:
B
Step-by-step explanation:
Brainliest??? plzzzz <em>L</em>(-_-)7
#12 is C. I'll try the other ones and give an answer if I figure it out.
1- multiply bottom equation by -3
3x+3y=27
-3x+111= 33
111+3y=60
3y=60-111
3y= -51
y= -17
Replace y in first equation with -17
3x+3(-17)= 27
3x-51=27
3x=27+51
x=26
Here, rest of them in the pic..