Answer:
-2a +8
Step-by-step explanation:
2a-4(a-2)
Distribute
2a -4a +8
Combine like terms
-2a +8
Answer:
The number is 10
Step-by-step explanation:
Of means multiply and is means equals
125% * Number = 12.5
Change to decimal form
1.25 * Number = 12.5
Divide each side by 1.25
1.25 * Number / 1.25 = 12.5/1.25
Number =10
AB
It is indicated in the figure and is valid:
m AB = 49
m ABC
Angle resulting from the following subtraction:
m ABC = 360-107 = 253
m BAC
Angle resulting from the sum of the two angles shown in the figure:
m BAC = 107 + 49 = 156
m ACB
Angle resulting from the following subtraction:
m ACB = 360-49 = 311
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