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slava [35]
2 years ago
15

Use substitution to solve the system of equations. Write your solution in decimal form

Mathematics
1 answer:
Lera25 [3.4K]2 years ago
4 0

Answer:

(1.6, 7.02)

Step-by-step explanation:

5 more brainliest for expert : )

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How many hundreths are on 32.412?​
Elodia [21]

There are 4 hundredths or 4/100

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4 years ago
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Factorizing as the Difference of Two Squares<br>1. 144x2 - 49​
igor_vitrenko [27]

Answer:

Factorizing as the Difference of Two Squares

1. 144x2 - 49​

Step-by-step explanation:

Where is the picture?

7 0
3 years ago
BRAINLIEST BRAINLIEST!!! <br> EASY MATH! Do with explanation!!
Anuta_ua [19.1K]

Answer:

<em>Answer is </em><em>given below with explanations</em><em>.</em><em>,</em>

Step-by-step explanation:

1)formula \: for \: linear \: equation \: is \:  \\ ax + by + c = 0 \\ 2) \: solution \: of \: the \: equation \: y = 9x - 3 \\ (2,15) \: is \: the \: solution \:  \\ on \: substitutuing \: the \: points \\ 15 = 9(2) - 3 \\ 15 = 18 - 3 \\ 15 = 15 \\ hence \: proved\\ 3) \: given \:( k,7) \: is \: a \: solution\\ \: of \: y =  - 4x + 1 \\ on \: substitutuing \: the \: points  \\ 7 =  - 4k + 1 \\ 4k =  - 7 + 1 \\ 4k =  - 6 \\ k = \frac{ - 6}{4}  \\ k = \frac{ - 2}{3}

<em>HAVE A NICE DAY</em><em>!</em>

<em>THANKS FOR GIVING ME THE OPPORTUNITY</em><em> </em><em>TO ANSWER YOUR QUESTION</em><em>.</em>

3 0
3 years ago
(2x + 3) (2x2 – 2+4)
nadya68 [22]

Answer:

(2x + 3) (2(2)x2 – 2+4)

Step-by-step explanation:

thats what i got hope it helps :)

5 0
3 years ago
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Correct answer gets 5 stars and brainliest
Katena32 [7]

Answer:

Step-by-step explanation:

C(3 , -2)   & D (7, -8)

Distance = \sqrt{(x_{2}-x_{1})^{2}+(y_{2}-y_{1})^{2}}

CD = \sqrt{(7-3)^{2}+(-8-(-2))^{2}}\\\\=\sqrt{(7-3)^{2}+(-8+2)^{2}}\\\\=\sqrt{(4)^{2}+(-6)^{2}}\\\\=\sqrt{16+36}\\\\=\sqrt{52}\\\\

≈ 7.2 units

5 0
3 years ago
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