Answer:
x=-15, y=25. (-15, 25).
Step-by-step explanation:
2x+3y=45
x+y=10
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x=10-y
2(10-y)+3y=45
20-2y+3y=45
20+y=45
y=45-20
y=25
x+25=10
x=10-25
x=-15
Answer:
5 K -2 k +1
Step-by-step explanation:
When there is a + in front of an expression in parentheses, the expression remains the same.
5 K -2 K - (-1)
When there is a - in front of an expression in parentheses, change the sign of each term in the expression
5 K - 2k +1
There are 6 numbers in one die.
There are 2 numbers that are less than or equal to 2, they are 1 and 2
The probability of something happening is the number of chances / total number
The probability would be 2/6, which can be reduced to 1/3
Step-by-step explanation:
464.5cm³
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