The answer is 3. Point and line symmetry
Just calculate this:
A) 2(3m + 5) = 6m + 10 - incorrect
B) -2(5 - 3m) = -10 + 6m - could be correct
C) 2(3m - 10) = 63 - 20 - incorrect
So <u>the correct answer has to be B</u>: -10 + 6m is the same as 6m - 10.
Answer:
3x + 1 + 5x - 7 + 11x - 4 = 180°
x = 10°
Step-by-step explanation:
Sum of angle in Triangle = 180°
So lets add up the angles with combining like terms.
3x + 1 + 5x - 7 + 11x - 4 = 180°
19x + 1 - 7 - 4 = 180°
19x - 10 = 180°
19x = 190
x = 10°
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-Chetan K
A. 27 is a term so therefore the answer is A