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GaryK [48]
3 years ago
10

Which step would help solve the equation? 2(z - 12) - 1 = z - 25 + z

Mathematics
2 answers:
eimsori [14]3 years ago
6 0
2z-24-1=z-24-z
2z-25=24
2z=49
z=49/2
andreev551 [17]3 years ago
3 0
To distribute the 2. 

2(z-12)-1=z-25+z

First distribute the 2. 
2z-24-1=z-25+z

Combine like terms on both sides.
2z-25=2z-25

The two equations have ended up the same. They have an infinite number of solutions. 
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