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Leni [432]
3 years ago
11

????????????????????????

Mathematics
1 answer:
Otrada [13]3 years ago
8 0
I would never know the answer to this question
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Can some one help me i have no idea how to do this
Ksivusya [100]
The was to solve this problem is to get the letter, in this problem z by itself. so you would move 14.5 to the other side of the equal sign by subtracting. so the answer would be a = -9.1
4 0
3 years ago
Read 2 more answers
How many solutions does the following system have? <br><br> 2x+3y=1; -3x-2y=-1
zysi [14]

Answer:

x = 1/5 , y = 1/5

Step-by-step explanation:

Solve the following system:

{2 x + 3 y = 1 | (equation 1)

-3 x - 2 y = -1 | (equation 2)

Swap equation 1 with equation 2:

{-(3 x) - 2 y = -1 | (equation 1)

2 x + 3 y = 1 | (equation 2)

Add 2/3 × (equation 1) to equation 2:

{-(3 x) - 2 y = -1 | (equation 1)

0 x+(5 y)/3 = 1/3 | (equation 2)

Multiply equation 1 by -1:

{3 x + 2 y = 1 | (equation 1)

0 x+(5 y)/3 = 1/3 | (equation 2)

Multiply equation 2 by 3:

{3 x + 2 y = 1 | (equation 1)

0 x+5 y = 1 | (equation 2)

Divide equation 2 by 5:

{3 x + 2 y = 1 | (equation 1)

0 x+y = 1/5 | (equation 2)

Subtract 2 × (equation 2) from equation 1:

{3 x+0 y = 3/5 | (equation 1)

0 x+y = 1/5 | (equation 2)

Divide equation 1 by 3:

{x+0 y = 1/5 | (equation 1)

0 x+y = 1/5 | (equation 2)

Collect results:

Answer: {x = 1/5 , y = 1/5

8 0
3 years ago
Jordan use the distributive property to write an expression that is equivalent to 6C -48. Is Jordan‘s were correct
dalvyx [7]

Answer:

yes, correct

Step-by-step explanation:

6c - 48 = 6*c - 6 *8

            = 6* (c-8)

8 0
3 years ago
Alana saved $1,200.00 to buy a pool table, but decided instead to charge it to her credit card. If the credit card had an intere
MrRa [10]

Answer:

the answer is $47.70

Step-by-step explanation:

8 0
3 years ago
A polygon is shown what is the measure of U
Elan Coil [88]

Answer:

120

Step-by-step explanation:

That's a guess, but it's the most logical one.

6 0
3 years ago
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