Answer:
Step-by-step explanation:
1) -3
2) 2
3) you need a graphing tool or some graph paper
Answer:
x^2-8x+4=dUcK.
Step-by-step explanation:
yoink thx for points
x=15
Complementary means they add to make 90 degrees.
This means 2x+4x=90
2x+4x=90
combine like terms
6x=90
divide 6 from both sides
x=15