3x + 2y = 17
4x - 2y = 4
7x = 21
7 7
x = 3
3(3) + 2y = 17
9 + 2y = 17
- 9 - 9
2y = 8
2 2
y = 4
(x, y) = (3, 4)
4x - 2y = 4
7x = 21
7 7
x = 3
3(3) + 2y = 17
9 + 2y = 17
- 9 - 9
2y = 8
2 2
y = 4
(x, y) = (3, 4)
Which is the best estimate for the quotient of 1,002.821 ÷ 0.499?
2 answers:
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