Answer:
associative! property! of! addition!
Step-by-step explanation:
we change the order of the addends but the sum doesn't change
X + y = 1
x + 3y = 9
Subtract the second equation from the first.
-2y = -8
divide both sides by -2
y = 4
Plug 4 back into either equation and solve for x.
x + y = 1
x + 4 = 1
subtract 4 from each side
x = -3
(-3, 4)
Answer:
75 ft^2
Step-by-step explanation:
Area of trapezoid = 1/2({b1+b}*h)
1/2(25x6) =
150 / 2 =75
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-Chetan K
Answer:
3.54
Step-by-step explanation:
6 x $0.59 = $3.54
you multiply the 6 times the 59 cents
