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Mathematics
11 May, 14:23
How do you solve 7 (7a-9) >84
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Elisha Sloan
11 May, 14:38
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7 (7a-9) >84
first multiple out to get rid of the parentheses
49a - 63 > 84
add 63 to both sides
49a > 147
Divide by 49 and flip the sign because when you divide a inequality you have to flip the sign
a < 3
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