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Mathematics
PBJ
1 March, 08:44
A+4b=-4, a+10b=-16 linear equation
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Amiah Foley
1 March, 11:47
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a=4, b = - 2
Step-by-step explanation:
Use elimination: subtract two equations. you get - 6b = 12, so b = - 2. Substitute this into the first equation and get a - 8 = - 4, so a = 4
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