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
lions [1.4K]
3 years ago
5

Solve for b , then find the value of b when a= 3 4a=2b-7

Mathematics
2 answers:
KatRina [158]3 years ago
7 0
4×3=2b-7
12=2b-7
+7 +7
19=2b
19÷2=9.5
2b÷2=b
9.5=b
OLga [1]3 years ago
6 0

4(3)=2b-7
12=2b-7
+7 +7
19=2b
19 divided by 2 = 9.5
2b divided by 2 = b
b=9.5
You might be interested in
Use elimination to solve for x and y:
trapecia [35]

Answer:

x=3, y=2

Step-by-step explanation:

8 0
2 years ago
Hermina cut a 10 by 15 piece of cardboard down the diagonal
katen-ka-za [31]

Answer:

\sqrt{325}

Step-by-step explanation:

This is because you use Pythagorean theorem. a^2 + b^2 = c^2.

8 0
3 years ago
(2+2w)⋅4+9(w+3) please answer this I am very confused
defon

Answer:

17w+35

Step-by-step explanation:

(2+2w)⋅4+9(w+3)

Distribute the 4  and the 9

2*4 + 2w*4 +9*w+9*3

8+8w +9w +27

Combine like terms

8w+9w +8+27

17w +35

8 0
3 years ago
Read 2 more answers
Find the product of (x+3)2 <br><br> HURRY ILL GIVE YOU BRAINLIEST ANSWER
Lesechka [4]
The answer is 2x+6


Explanation: 2 times 3 is 6 and 2 times x is 2x
5 0
3 years ago
Please help me: Ten athletes ran two races of the same length. The scatter plot shows their times. Identify each of these statem
Lemur [1.5K]

The scatter plot has been attached

Answer:

Options C, D & E are true

Step-by-step explanation:

Option A is wrong because from the scatter plot, only four athletes were faster in the second race than in the first one.

Option B is wrong because only 1 athlete had his second race time differing from the first race time by exactly 2 seconds.

Option C is true because exactly 9 of the times for the first race were at least 16 seconds

Option D is true because there are exactly 3 athletes who had the same time in both races

Option E is true because 8 of the times for the second race were less than 17 seconds

4 0
3 years ago
Other questions:
  • Augustine has a normal 12 month calendar on his desk. If he chooses
    7·2 answers
  • What is the value of x?
    15·1 answer
  • A car depreciates (decreases) in value upon purchase. Each year, the
    13·2 answers
  • Which statement is true about numbers to the left of 0 on a number line?
    5·2 answers
  • Looking for the most Brainliest answers!
    11·1 answer
  • PLEASE HELP ME I NEED THE CORRECT ANSWER TO THIS QUESTION
    8·1 answer
  • Which expression is equivalent to 9x - 4 + 4x + 5x + 19
    9·1 answer
  • How many miles are in 19.08 kilometers?
    14·2 answers
  • Oceanside Bike Rental Shop charges a 16 dollar
    12·2 answers
  • Is the U.S. ever on sale to canadians?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!