Sign In
Ask Question
Aryana Chambers
Mathematics
10 October, 18:57
Evaluate 5x - 2y (7x - y) for x = 7 and y = - 2.
+5
Answers (
1
)
Gauge Sanchez
10 October, 19:09
0
X = 7
y = - 2
5x - 2y (7x-y)
5 (7) - ((2 (-2)) (7 ((7) - (-2)))
35 - ((-4) (49 + 2))
35 - ((-4) (52))
35 - (-204)
239
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Find an answer to your question 👍
“Evaluate 5x - 2y (7x - y) for x = 7 and y = - 2. ...”
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
What is 2/5 plus 1/2?
Answers (1)
What is 18.6 rounded to the nearest tenth
Answers (2)
What key features of a polynomial can be found using the fundamental theorem of algebra and the factor theorem?
Answers (1)
The height, h, in feet of a flag on one blade of a windmill as a function of time, t, in seconds can be modeled by the equation h=3sin (4pi/5 (t-1/2)) + 12. What is the minimum height of the flag?
Answers (1)
What are the vertical asymptote (s) and hole (s) for the graph of y = X-1 / - x² + 6x + 8 asymptote: x = 1 and holes: x = - 4,-2 asymptotes: x = - 4,-2 and no holes asymptotes: x = - 4,-2 and hole: x = 1 asymptote: x = 1 and no holes
Answers (1)
New Questions in Mathematics
Consider a sequence that follows a times 5 pattern: 1, 5, 25, 125, ... a. Write a formula for the nnth term of the sequence. Be sure to specify what value of n your formula starts with.
Answers (1)
Find the diagonal of a square whose sides each measure 3v2 units.
Answers (1)
10 x (5 x 4) = (b x 5) x 4
Answers (2)
5 Connie is working to earn $200. She earns $25 mowing her grandmother's lawn and $60 for a day of housecleaning. Which decimal represents the part of the money Connie still needs to earn and why? A 0.575 B 0.115 C 0.425 D 0.85
Answers (2)
A farmer sells 9.7 kilograms of apples and pears at a farmer's market. 1/4 of the weight is apples and the rest is pears. How many kilograms of pears did she sell at the farmer's market What is the fraction
Answers (1)
Home
»
Mathematics
» Evaluate 5x - 2y (7x - y) for x = 7 and y = - 2.
Sign In
Sign Up
Forgot Password?