Sign In
Ask Question
Mathematics
Charlie Chase
27 March, 10:44
Value of X?
7x+3x=90?
+4
Answers (
2
)
Carleigh Hancock
27 March, 11:41
0
10x=90
X=9
To check
7 (9) + 3 (9)
63+27
=90
Comment
Complaint
Link
Pace
27 March, 12:53
0
7x+3x=90
7x+x=90-3
7x+x=87
X^2=87-7
X^2=80
(Take the square root of both X^2 and 80)
*answer = 8.94 (round off to whole number = 9)
(Proof check yourself)
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Get an answer to your question ✅
“Value of X? 7x+3x=90? ...”
in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
Marsha read 75 pages in 3 hours. how many pages did she read each hour?
Answers (2)
For the system {3x-2y=4 4x-3y=7, which is the solution to the system?
Answers (1)
At a basketball game, for every basket team A scored, team B scored 4 baskets. The ratio of the number of baskets scored by team A to the number of baskets for team B is (A) 1 to 3 (B) 2 to 3 (C) 1 to 4 (D) 4 to 1
Answers (1)
A rectangle with length 8cm and width 5cm is dilated by a scale factor of 3. What are the perimeter and area?
Answers (1)
Determine whether - 3x = y + 6 represents a linear or non-linear function. Explain. non-linear, can be written in the form y = - 3x - 6
Answers (1)
New Questions in Mathematics
Label the percent bar below with the appropriate estimations.
Answers (1)
Lillian says that 25% of a number will always be less than 75% of any other number.
Answers (2)
Each year, 20% of all untenured State University faculty become tenured, 5% quit, and 75% remain untenured. Each year, 90% of all tenured S. U. faculty remain tenured and 10% quit. Let U_t be the number of untenured S. U.
Answers (1)
Paula earned a 56% on her science test. If she got 14 problems correct, then how many questions were on the test?
Answers (2)
Seven less than two times a number is 29. Enter the equation that represents Sharon's sentence into the box. Use x for the variable.
Answers (1)
Home
»
Mathematics
» Value of X? 7x+3x=90?
Sign In
Sign Up
Forgot Password?