Answer:
the two angles are 55° each
Step-by-step explanation:
Let the two equal angles be y each
Therefore,
70° + y + y = 180°
Collect like terms
2y = 180 — 70
2y = 110
Divide both side by the coefficient of y i.e 2
y = 110/2
y = 55°
Therefore, the two angles are 55° each
There is allways 4 ounces in 1 pint.
Answer:
24
Step-by-step explanation:
3 minutes and 30 seconds = 3.5 minutes
84/3.5 = 24copies/minute
55/20 = 2.75
It costs $2.75 per person
Answer:
x^3+3x^2+9x+27
Step-by-step explanation:

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The factoring of the difference of squares is used (twice):
a² -b² = (a -b)(a +b)