Answer:
3 + ( -7 )
7 - 3
= 4 is the answer
24
Step-by-step explanation:
2+2+2 = 6*2 = 12*2 = 24
x = 20
The 3 arcs UV, VW, WX form a semicircle, so sum to 180° , that is
4x + 2 + x + 78 = 180
5x + 80 = 180 ( subtract 80 from both sides )
5x = 100 ( divide both sides by 5 )
in the denominator is missing in the second expression. It should be
