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
Genrish500 [490]
3 years ago
14

4. If 3x − 1 = 11, the 2x = ? a. 20/3 b. 2 c. 4 d. 8 e. 72

Mathematics
2 answers:
vichka [17]3 years ago
7 0

Answer:

Your answer is C

Step-by-step explanation:

3(4)-1 = 11

katen-ka-za [31]3 years ago
4 0

Answer:

d.   8

Step-by-step explanation:

3x − 1 = 11

add 1 to both sides

3x = 12

Divide both sides by 3

x = 4

-----------------

2x = 2*4 = 8

You might be interested in
I need help on this question
Alika [10]

Answer:

d

Step-by-step explanation:

8 0
3 years ago
The diagonal of the floor of a square room is 6 meters.what is the length of a side of the room? round to the nearest tenth.
shutvik [7]
Side of the room = x.
From the right triangle, where sides of the square are legs of the right triangle, and the diagonal of the square is a hypotenuse of the right triangle.
x²+x²=6²
2x²=36
x²=18
x=√18 =√(2*9)=3√2≈4.2m
4 0
3 years ago
Find the midpoint of the segment with the following endpoints.<br> (10, 7) (2, 1)
Alex_Xolod [135]

Answer:

(6,4)

Step-by-step explanation:

Midpoint=((x1+x2)/2 ,(y1+y2)/2)

((10+2)/2 ,(7+1)/2)

(6,4)

x1=10

x2=2

y1=2

y2=1

7 0
3 years ago
AO ⊥ (BCD)
Inga [223]

Answer:

V = 272.3 cube units

The surface area is 418.34 square units

4 0
3 years ago
Can someone PLEASE help me this is so hardddddd!!!!!
vfiekz [6]

Answer:

hung DJ JJ JD diffused haha song rust iffy Urdu y'all y'all iffy official I

8 0
2 years ago
Other questions:
  • If the mean I.Q. is 100 and the standard deviation of I.Q. scores is 15, then an I.Q. of 130 will have a z score (or standard sc
    7·1 answer
  • What is (7×10)+(4×1)+(9×1\100)+(2×1\000
    6·2 answers
  • What is the relation ship between fractions as a decimals
    12·1 answer
  • Simplify the expression: 3(4d + 1) <br>​
    14·2 answers
  • The radius of the wheel of a bicycle is 14 inches. What is the distance, in feet, that the bicycle covers after ten full rotatio
    9·1 answer
  • A motorboat heads upstream a distance of 24 miles on a river whose current is running at 3 miles per hour. The trip up and back
    7·2 answers
  • Find in the table for any missing values. Please help!!!
    6·1 answer
  • Evaluate the expression (3.2)².​
    12·1 answer
  • What part of 8 is 64
    15·2 answers
  • Complete the table to find the rule for the reflection, the coordinates of triangle A′B′C′, and the coordinates of the reflected
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!