So... get the like-terms and add/subtract $7x^2-13x-2+27x^2-6x-1
\\ \quad \\
\textit{add/subtract the like-terms}
\\ \quad \\
\boxed{7x^2+27x^2}\quad \boxed{-13x-6x}\quad \boxed{-1-2}$

see what that gives you

8 0

2 years ago

The ratio of an object's weight on Earth to its weight on Neptune is 5 : 7. How much would a person who weighs 150 pounds on Ear

yuradex [85]

5/7 = 150/x
5x = 1050
x = 1050/5
x = 210 lbs <===

3 0

3 years ago

Read 2 more answers

Charlie received 6/7 of the 63 votes

Crank

Answer:

54 votes

Step-by-step explanation:

Step 1:

6/7 = x/63

Step 2:

7x = 378

Answer:

x = 54

Hope This Helps :)

8 0

3 years ago

Read 2 more answers