They are equal to each other
9x - 7 = 7x - 3
2x = 4, x = 2
Solution: x = 2
Answer:
thousands
Step-by-step explanation:
Answer:
105
Step-by-step explanation:
the middle angle is 75 degrees
co interior angles add up to 180 so 75 +105 = 180
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Answer:
87°
Step-by-step explanation:
if an angle is complementary that means that equals 90°.
and we know one part of the angles, so then we take 90° - 3° and we get 87°.
Answer:
w = -10,6
Step-by-step explanation:
w(4+w)=60
4w + w^2 -60 = 0
w^2 +4w -60 = 0
w^2 +10w -6w -60 = 0
w(w+10) -6(w+10) = 0
w = -10, 6