Sign In
Ask Question
Travis Mckee
Mathematics
19 September, 11:00
Subtract 4x^3-6x^2+8x-9 from 7x^3-16+18
+3
Answers (
1
)
Arianna Barber
19 September, 11:05
0
To evaluate the expression we proceed as follows;
(7x³-16x+8) - (4x³-6x²+8x-9)
opening the parenthesis we have:
7x³+0x²-16x+8-4x³+6x²-8x+9
putting like terms together we get:
(7x³-4x³) + (-16x-8x) + (8+9) + (0x²+6x²)
=3x³+6x²-24x+17
the answer is
=3x³+6x²-24x+17
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Find an answer to your question 👍
“Subtract 4x^3-6x^2+8x-9 from 7x^3-16+18 ...”
in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
the variables x and y vary directly when x=10 and y=25. Write and equation that relates x and y. then find y when x=8
Answers (1)
Factor the polynomial completely: 16t*2-24t+9
Answers (1)
Shannon bought a new couch that was orginally$4580. Shannon bought the couch on sale for $2748. What was the discount rate?
Answers (1)
Round 76 to the nearest tenth
Answers (2)
How to solve x/8>3 how
Answers (2)
New Questions in Mathematics
How many lines of symmetry does a square of possible answers: 3,5,6,12
Answers (2)
Tommy's batting average this season is 0.275. This means that he had a hit in 27.5% of his at-bats. If Tommy had 11 hits so far this season, how many at-bats has he had?
Answers (1)
Given only the information in the diagram, determine if m is parallel to n. If so, name the postulate or theorem used to support your conclusion.
Answers (1)
A large Ghirardelli's bar is 28 cm long and 8 cm wide. A smaller Ghirardelli's bar is 7 cm long. If the bars are similar, what is the perimeter of the smaller Ghirardelli's bar?
Answers (1)
What is the value of x in the equation 3 х - 2y = 18, when y = 27? 5 7 45 63
Answers (1)
Home
»
Mathematics
» Subtract 4x^3-6x^2+8x-9 from 7x^3-16+18
Sign In
Sign Up
Forgot Password?