2x+3x+x+9 = ??
5x+x+9 = ??
6x+9= ??
6x = -9 ---- subtract 9 on both sides
x = - 3/2 ----- didvide by 6 on both sides, simplify
Answer:
14
Step-by-step explanation:
3*6=18
18-4=14
Answer:
31.42cm
Step-by-step explanation:
Answer:
the standard form of the equation is: a. y=7x^2-42x+67