Answer:
Blank 1: DE=59
Blank 2: EB=59
Blank 3: DB=118
Explanation:
Set DE and EB equal to each other.
Solve for x.
9x-4=5x+24
-5x. -5x
4x-4=24
+4 +4
4x=28
x=7
Substitute 7 in for x.
DE: 9(7)-4=59
EB: 5(7)+24=59
DE+EB=59+59=118
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