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lions [1.4K]
3 years ago
15

How do you do this? its a 5 mark question​

Mathematics
2 answers:
LuckyWell [14K]3 years ago
3 0
You multiply both the sides and the top and add them
lakkis [162]3 years ago
3 0

Answer:

336

Step-by-step explanation:

12*28

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-3x+4y=12 and 1/4x - 1/3y =1
zavuch27 [327]

Answer:

Step-by-step explanation:

-3x + 4y = 12

12(1/4x - 1/3y = 1)

-3x + 4y = 12

 3x - 4y = 12

there is no solution

5 0
3 years ago
How do I solve this problem
zysi [14]
The following equations are solved in terms of x:
a) 2x - 3 = y
2x = y + 3
x = (1/2)y + 3/2

b) 2 + 2x - 1 = 4y
2x - 1 = 4y
2x = 4y + 1
x = 2y + 1/2

c) 2A + 4x + 3B = 10
4x = 10 - 2A - 3B
x = 5/2 - (1/2)A - (3/4)B
5 0
3 years ago
List the common factors of the numbers 9 and 18
Alex Ar [27]

Answer:

1,3,9

Gcf: 9

Step-by-step explanation:


5 0
3 years ago
XY bisects AB a point G. Which of the following is true about G?
tekilochka [14]
I'm thinking C because if it bisects it, it divides it which means it's it midpoint.
5 0
4 years ago
Read 2 more answers
The profit on a jacket can be found by the formula p=24x-125,where x is the number of jackets sold. What is the profit if 15 jac
77julia77 [94]

Given:

The profit on a jacket can be found by the formula p=24x-125,where x is the number of jackets sold.

Solution:

To find the profit if 15 jackets are sold, we need to substitute x = 15 in the profit formula and evaluate the profit as below:

Profit(P)=24x-125\\\\When \; x = 15\\\\Profit =24(15)-125=360-125=235

Conclusion:

The profit if 15 jackets are sold is <em><u>$235.</u></em>

4 0
3 years ago
Read 2 more answers
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