answer.
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
7nadin3 [17]
2 years ago
11

Solve for a.

Mathematics
2 answers:
FinnZ [79.3K]2 years ago
8 0

Answer:

iii) a=3b/2

Step-by-step explanation:

7a-2b= 5a+b

7a-5a=2b+b

2a=3b

a=3b/2

pychu [463]2 years ago
8 0

Answer:

\large\boxed{a=\dfrac{3b}{2}=\dfrac{3}{2}b=1.5b}

Step-by-step explanation:

7a-2b=5a+b\qquad\text{add}\ 2b\ \text{to both sides}\\\\7a-2b+2b=5a+b+2b\\\\7a=5a+3b\qquad\text{subtract}\ 5a\ \text{from both sides}\\\\7a-5a=5a-5a+3b\\\\2a=3b\qquad\text{divide both sides by 2}\\\\\dfrac{2a}{2}=\dfrac{3b}{2}\\\\a=\dfrac{3b}{2}

You might be interested in
Maddie's monthly take home pay is $3,500. She is making monthly payments of $250 for a student loan and $218 for a credit card.
iren2701 [21]

Answer:

C. $482

Step-by-step explanation:

4 0
2 years ago
Thrice of product of five and b is reduced by 2
Diano4ka-milaya [45]
3 times the product of 5 and b is reduced by 2
3*(5*b)-2
15b-2
5 0
2 years ago
If one worker can assemble 9 products per hour, and another worker can assemble 6 products per hour, how long will it take them
leva [86]

Answer:

  3 hours 20 minutes

Step-by-step explanation:

Together, the workers can assemble 9 + 6 = 15 products per hour. So the assembly of 50 products will take ...

  (50 products)/(15 products/hour) = 50/15 hours = 3 1/3 hours

The two workers can assemble 50 products in 3 1/3 hours.

3 0
2 years ago
A barber shop produces 96 haircuts a day. each barber in the shop works 8 hours per day and produces the same number of haircuts
Finger [1]
We know that
A barber shop produces 96 haircuts a day----------> <span>8 hours per day
so
96/8--------> 12 haircuts per hour

if </span><span>if the shop's productivity is 2 haircuts per hour of labor
then
12/2---------> 6 </span><span>barbers

the answer is
6 </span><span>barbers</span>
7 0
2 years ago
norman purchased 3.5 lb of his favorite mixture of dried fruits to use in trail mix the total cost was $16.87 how much does the
Alex_Xolod [135]
To do this we will divide d amount of dollars by d amount of lbs.

Lets do it:-
 
16.87 ÷ 3.5 = 4.82
1 lb of trail mix is for $4.82
 
CHECK OUR WORK:-
 
4.82 × 3.5 = 16.87
We were RIGHT!!
 
So, 1 lb of trail mix costs $4.82.
 
Hope I helped ya!! xD
8 0
1 year ago
Other questions:
  • Find where the slope of the curve is defined:<br> x^2y-xy^2=4
    8·1 answer
  • The lines shown below are perpendicular. If the green line has a slope of -1/4, what is the slope of the red line
    5·1 answer
  • Jack was so frustrated with his slow laptop that he threw it out of his second story window. The height, h, of the laptop at tim
    8·1 answer
  • The signs show the costs of different games at a math festival. How much would it cost n people to play Decimal Decisions and Ra
    15·1 answer
  • John traveled 150km in 6 hours and alice traveled 180km in 4 hours. what is the ratio of the average speed of john to average sp
    14·1 answer
  • Jayden has some dimes and some quarters. He has at most 25 coins worth at least $4.60 combined. If Jayden has 7 dimes, determine
    8·1 answer
  • An open-top bin is to be made from a 15-centimeter by 40-centimeter piece of plastic by removing a square from each corner of th
    10·1 answer
  • Consider the three functions below. f(x) = Negative StartFraction 6 Over 11 EndFraction (eleven-halves) Superscript x g(x) = Sta
    10·2 answers
  • A bicycle wheel is 63 centimeters from top to bottom. When the wheel goes all the way around one time,the bicycle travels 198 ce
    14·1 answer
  • Select the correct answer
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!