2 answers:
Answer:
x = 45, y = 90
x = 60, y = 75
x = 25, y = 110
Step-by-step explanation:
1. X = 45, y=90
3. X = 60, y = 75
4. X = 25, y= 110
X + Y + Z should be 180*
Z = 45* (Given)
X + Y + 45 = 180*
X + Y = 135*
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Multiply first then round
Answer:
Choice B: Only (-2, 9)
Step-by-step explanation:
Of the two choices, only the point (-2, 9) satisfies the equation:
... y = -2x +5
... 9 = -2(-2) +5 = 4 +5 = 9
Answer:
The price: 16.5
The total payment: 18.82
=> The amount of tax: 18.82-16.5 = 2.32
=> Tax rate = The amount of tax / The price = 2.32/16.5 = 0.14 = 14%
Answer:
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Step-by-step explanation:
