Answer:
3*2n=6n
3*4=12
And that gets you to the 6n-12
And adding I will Mark you brainliest is a good way to get your answers (though you probably won’t get so much if you keep saying it but never do)
The answer is C
The answer to -2y-10+2x=0 is 1
You can use trigonometry specially the cos rule in this case. I can’t send the other pictures. But using the cos rule you can check whether the angle is 90
Answer:
78 is 7 divided by 8, which equals 0.875. So an equivalent fraction is another fraction that also equals 0.875.