1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Pavlova-9 [17]
3 years ago
11

What is the value of the expression below when x=4? 7x^2+8x−7

Mathematics
2 answers:
tatyana61 [14]3 years ago
8 0

Answer:

137

Step-by-step explanation:

when x=4 , We substitute in the above equation

(7 x 4²)+(8x4)-7 = 112+25 =137

Goryan [66]3 years ago
4 0
Answer : 137

Explanation: basically you plug 4 into the x spots so; 7(4)^2 + 8(4) -7

=7(16) + 8(4) -7

= 112 + 32 - 7

= 144 -7

= 137
You might be interested in
What is the greatest counting number that divides 17, 25 and 41 and leaves the same remainder in each case?
Stels [109]

The greatest counting number that divides 17, 25 and 41 and leaves the same remainder in each case is 8

5 0
3 years ago
Find the midpoint between each pair of points.<br> (-1,-5) and (-5,9)
Paul [167]

Answer:

work is pictured and shown

4 0
3 years ago
Which measure of &lt; YOZ given that WX = YZ
Sergeu [11.5K]

ANSWER

D. 105°

EXPLANATION

Both angles YOZ and WOX are central angles that intersect two congruent arcs. Therefore, both angles have the same measure, 105°.

4 0
1 year ago
What is the solution of x2+49 = x+5?
nikklg [1K]

Answer:

x = 12/5

Step-by-step explanation:

take the square of both sides

(x^2+49) = (x+5)^2

x^2 + 49 = (x+5) (x+5)

x^2+49= x^2 + 10x + 25

10x + 25 = 49

10x = 24

x = 12/5

4 0
3 years ago
I need all 4 help pls​
slavikrds [6]

Answer:

I dont know the answer wait ima get it right now

Step-by-step explanation

i do not know the answer

3 0
3 years ago
Read 2 more answers
Other questions:
  • Explain how the pythagorean theorem is used to derive the distance formula​
    5·1 answer
  • What is 4.62 expressed as an fraction in simplest form
    13·2 answers
  • A bottle of jam contains 10 pints of jam. How many 1/3 pint servings can you get out of one bottle?
    7·1 answer
  • The perimeter of a rectangle is 90 centimeters. The length is 27 centimeters. What is the width of the rectangle?
    11·1 answer
  • What property is illustrated by (6 x 5) x 4 =6 x (5 x 4)
    10·2 answers
  • Anyone know how to solve this
    6·2 answers
  • 900 d 180 nd the SP when: CP = Rs. 950, gain = 6 1%4 ​
    14·2 answers
  • A sample is taken from all college freshmen. Right-handed students are excluded. What is this an example of?
    12·2 answers
  • A shelf holds 12 books in a row. How many ways are there to choose five books so that no two adjacent books are chosen
    14·1 answer
  • Find x if Q is the midpoint of PR, PQ-19, and PR 8x + 14<br>a. 14. B7<br>C 3. D5​
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!