I think the right anser would be (a)
Step-by-step explanation:
A....
Solution ,
Change the sign of both side
B....
Solution,
Multiply the both side by the least common multiple to eliminate the fraction...
Answer:
15
Step-by-step explanation:
Plug in 3 as x:
3x + 6
3(3) + 6
9 + 6
= 15
So, the simplified expression if x = 3 is 15
Answer: 1 is not a perfect square. 3 is the only prime number one less than a square.
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➷ Angle XBC = 55 degrees because corresponding angles are equal
b) We already know angle XBC
Angle XCB = Angle XBC because isosceles base angles are equal
Therefore, angle XCB = 55 degrees
Angles in a triangle equal 180 degrees
180 - (55 + 55) = 70
Angle BXC = 70 degrees
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