Step-by-step explanation:
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Answer:
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Step-by-step explanation:
To round a number to the nearest tenth , look at the next place value to the right (the hundredths). If it's 4 or less, just remove all the digits to the right. If it's 5 or greater, add 1 to the digit in the tenths place, and then remove all the digits to the right.
Answer:
x + y = 100
5x + 2y = 35
Step-by-step explanation:
Answer:
A ∩ B = The empty set
A U C = {x│x < 1 or x = 5}
B ∩ C = {x│x=5}
Answer:
1st one: (x-2)(x+10)
2nd one: (x-7)(x-3)
Step-by-step explanation: