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Vadim26 [7]
3 years ago
6

Solve the following system of equations using the substitution method

Mathematics
1 answer:
antiseptic1488 [7]3 years ago
4 0

Answer:

the answer is x5.5

Step-by-step explanation:

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Simplify:$$\sqrt{2\sqrt{8^2+15^2}+\sqrt{9^2+40^2}}$$
bagirrra123 [75]

Answer:

5\sqrt{3}

Step-by-step explanation:

\sqrt{2\sqrt{8^2+15^2}+\sqrt{9^2+40^2}}=?\\\\1)\sqrt{8^2+15^2}=\sqrt{289}=17\\2)\sqrt{9^2+40^2}=\sqrt{1681}=41\\3)2\times17=34\\4)\sqrt{34+41}=5\sqrt{3}

All Done!

8 0
3 years ago
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Lerok [7]

Answer:

90 to 30

90/30

Step-by-step explanation:

6 0
3 years ago
What is 2/3x=10 one step equations
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Multiply both sides by three to get 2x=30
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3 years ago
-7x+14=4x-19 please help w/ answer
Vladimir79 [104]
The correct answer is x=3. Hope this helps!!
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To find the perimeter you need to add all 3 sides
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