Answer:
a) 
Step-by-step explanation:
5x - 4 = −2x + 3
-5x - 5x
____________
−4 = −7x + 3
- 3 - 3
_________
−7 = −7x
__ ___
−7 −7
1 = x [Plug this back into both equations above to get the y-coordinate of 1]; 1 = y
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Answer:
9,240
Step-by-step explanation:
For the first number, there are 22 numbers available to choose from. For the second number, there are 21 numbers available, since the first number cannot be the same as the second number. And for the last number, there are 20 remaining numbers to choose from. So, there are 22*21*20=9240 possible sequences.
Answer:
<em>P = 2x +2y + 14</em>
Step-by-step explanation:
Answer:
there are no real solutions
Step-by-step explanation:
The discriminant is (-10)² - 4*6*50 is below zero, hence there are no solutions.
-1/1024）/（1/8
-1/1024）x 8
-8/1024
-1/128
