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
cestrela7 [59]
3 years ago
15

Solve for all solutions (2x+3)2=81

Mathematics
2 answers:
Scrat [10]3 years ago
3 0
X=12
Hope this helps

Aneli [31]3 years ago
3 0

Answer:

x=75/4 or x=18.75

Step-by-step explanation:

(2x+3)2=81

2(2x+3)=81

4x+6=81

-6 -6

4x= 75

4x/4 = 75/4

x= 75/4 or x= 18.75

You might be interested in
Below is a partially eaten pie. If 1/4 of the pie below is eaten, what fraction of the original whole pie remains?
riadik2000 [5.3K]

Answer:

3/4 of the pie remains

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
What is the area of a regular octagon with a apothem of 16 inches long and a side of 19 in Long round the answers to the nearest
azamat
To find the area of any regular (regular means all sides are = and all angles are =)  poylgon when you know the length of the apothem and the length of the side you can use the formula:
A = (1/2)ap where a = the length of the apothem and p = the perimeter of the polygon. You can also use n*s in place of p where n = the number of sides of the polygon and s = the length of the side.

A= (1/2)(16)(19*8) (An octagon has 8 sides.)
A = 1216 in^2
3 0
3 years ago
Read 2 more answers
If something starts out costing $500, and then is marked down by 25% on each of three separate occasions,what is the final price
astra-53 [7]
First markdown:  0.75($500) = $375
Second markdown:  0.75($375) = $281.25
Third markdown:     0.75($281.25) = $210.94
3 0
3 years ago
Help with this .........
Umnica [9.8K]

9514 1404 393

Answer:

  x = 30

Step-by-step explanation:

Supplementary angles total 180°.

  5x° +x° = 180°

  6x = 180

  x = 180/6 = 30

The value of x is 30.

6 0
3 years ago
Figure abcd is a square. Find the measure of < ABE
kotegsom [21]

Answer:

45 degrees

Step-by-step explanation:

Because the shape is a square, all of the sides are equal and all of the angles are 90 degrees. From there you simply divide  90 by 2.

3 0
3 years ago
Read 2 more answers
Other questions:
  • You’re given two side lengths of 10 centimeters and 8 centimeters. The angle between the sides measures 40°. How many triangles
    11·1 answer
  • Whats 603X4 estimate go math
    14·2 answers
  • Find the integral, using techniques from this or the previous chapter.<br> ∫xex dx.
    15·1 answer
  • Write the equation of the line that has an undefined slope and passes through the point (4, 7).
    10·2 answers
  • One half of a number (use x) is equal to 8 less than the same number
    5·1 answer
  • Help please? 15 points here
    14·1 answer
  • Solve the equation for x. x2 = 25/784 The solution of the equation is x =
    8·2 answers
  • PLS HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    11·2 answers
  • What is 3.405 rounded to the nearest tenth of an ounce?
    11·1 answer
  • Use synthetic division to determine the remainder when 3x 3 − 2x 2 + x − 1 is divided by x − 1.
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!