6)x-7+10 7)3+x+1 8)8x-16 9)x/2-9
Answer:
P( A U B) = 37/50
Step-by-step explanation:
7/20+3/5+21/100
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Answer:
x = 21
Step-by-step explanation:
the angles 5x - 35 and 3x + 7 are vertical angles and congruent, thus
5x - 35 = 3x + 7 ( subtract 3x from both sides )
2x - 35 = 7 ( add 35 to both sides )
2x = 42 ( divide both sides by 2 )
x = 21