Answer: 7z²-9z+20
Step-by-step explanation:
PEMDAS - Please Excuse My Dear Aunt Sally - Parentheses, Exponents, Multiplication, Division, Addition, Subtraction
Its H and K.... they are the only 2 dots that are not in the close group
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Answer:
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20 x + 500 y cents
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Step-by-step explanation:
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20 x cents already given in question
converting 5 y dollars into cents (1 dollar=100 cents, 5 dollars =500 cents)
5 y dollars =500 y cents
20 x cents+500 y cents
20 x + 500 y cents
Work out 180-96 cus it’s on a straight line then work out 180-130 then add them then and take away from 180
