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Alex
3 years ago
10

Find the solution of this system of equations.

Mathematics
1 answer:
Kay [80]3 years ago
6 0

Answer:

x=y

x+12x=-26

13x=-26

x=-2

y=-2

Step-by-step explanation:

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14^2 - square root o f 144​
stealth61 [152]

Answer:

184

Step-by-step explanation:

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lozanna [386]

Answer:

by moving the decimal in both numbers twice to the right and doing normal long division (the decimal in 3 is at the end) to get the answer of 0.72

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Read 2 more answers
INCREDIBLY URGENT!!
Gemiola [76]

Answer:

When you see a formula like this, try to operate, so you will see some identities sooner or later. In this case, we have a substraction identity:

\frac{cos ( \alpha  -  \beta )}{cos  \alpha cos  \beta }  =  \frac{cos   \alpha cos  \beta + sin \alpha sin  \beta }{cos  \alpha cos  \beta }  = 1 + tan α · tan β

Step-by-step explanation:

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3 years ago
Prove that a rectangle has congruent diagonals. Be sure to create and name the appropriate geometric figures
pychu [463]

The attached figure reprsents a prove that a rectangle has congruent diagonals.

<u>Given:</u> rectangle ABCD

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4 0
3 years ago
What is the sin inverse of (sine 9pi/7)?
Sveta_85 [38]
For the answer to the question above, I've used my calculator to inverse your given equation because my brain can't do that.
The answer to your question is
In radians, arcsin(sin(9π) / 7) = 0.
 i hope my answer helped you.

7 0
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