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kvv77 [185]
3 years ago
11

Solve the following equations 2a + 5 = 9a – 16

Mathematics
2 answers:
vitfil [10]3 years ago
4 0
  2*a+5-(9*a-16)=0 witch equals <span> a=3</span>
shusha [124]3 years ago
3 0
2a+5=9a-16
2a+5+16=9a
2a+21=9a
21=9a-2a
21=7a
21/7=a
3=a

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