Answer:

Step-by-step explanation:
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Answer: 25
Step-by-step explanation: 7x3 = 21+4 =25
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Answer:
(21, 28)
Step-by-step explanation:
Multiply coordinates by 7.
BEDMAS
Brackets
exponents
division & multiplication }
addition & subtraction} -these 2 last ones can be done interchangably or from left to right