Equation: 3x = (5x-30)
Solve:
3x-5x=-30
-2x=-30
Divide each side by two
x=15
Answer:
4x^2 -8
Step-by-step explanation:
f(x)=3x^2-9
g(x)=x^2+1
(f+g)(x)=3x^2-9 +x^2+1
Combine like terms
= 4x^2 -8
Answer:
y = -7/2x + 17/2
Step-by-step explanation:
Slope = (-9 - - 2)/(5 - 3)
= -7/2
y-intercept: -2 - (-7/2)(3)
= -2 + 21/2 (-2*2+21)/2
= 17/2
Answer:
Part A - ![2\frac{1}{2} + b = 4\frac{2}{3}](https://tex.z-dn.net/?f=2%5Cfrac%7B1%7D%7B2%7D%20%2B%20b%20%3D%204%5Cfrac%7B2%7D%7B3%7D)
Part B - ![2\frac{1}{6}](https://tex.z-dn.net/?f=2%5Cfrac%7B1%7D%7B6%7D)
Step-by-step explanation:
Answer:
≈ 70.87 (rounded to the nearest hundredth)
Step-by-step explanation:
-When you do 4,819 ÷ 68, you’ll get:
70.867647058....
-So, just round it to the nearest hundredth:
70.87