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Russell Warner
Mathematics
26 November, 16:36
Solve the equation
-7 (8a - 9 = - 23 + 4a
+3
Answers (
1
)
Timothy Ayala
26 November, 16:52
0
a = 1.5
Step-by-step explanation:
distrubutive property:
-7 (8a) - 7 (9) = - 23 + 4a
-56a - 63 = - 23 + 4a
+63 + 63
-56a = 40 + 4a
-4a - 4a
-60a=40
a = - 1.5
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