Answer:
x = 7
y = 2
Step-by-step explanation:
x² - y² = 45
(x+y) (x-y) = 45
x + y = 9 (known)
9 x (x-y) = 45
x - y = 5
y = x-5
x + (x - 5) = 9 (substitute)
2x = 14
x = 7
y = 2
They can make the numbers 13, 46, 45, 64, 65, 64, 41, 43, 14, 15, 16, 34, 35, 36, 32, 62, 42, 12, 51, 52, 53, 54, 55, 56.
Answer:
1 meter to centimeters: 1 meter x 100
1 meter to kilometers: 1 meter ÷ 1,000
Step-by-step explanation:
≈ 1/2 teaspoon
4 2/5 * .11 = .484 teaspoon
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The answer is B. 9 inches because a square has 4 equal sides. The area of a square equals length times width...
So that means all 4 sides are 9 inches
9x9=81
