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A.)55 B.)38 C.)70 D.)20
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A.)55
B.)38
C.)70
D.)20

A.)55 B.)38 C.)70 D.)20-example-1
User Cpg
by
3.7k points

1 Answer

4 votes

Answer:

D) 20

Explanation:

4x - 10 and x together equal 90

Set your formula up as

90 = 4x - 10 + x

90 + 10 = 4x + x

100 = 5x

100 / 5 = x

20 = x

User Ed Mazur
by
3.1k points
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