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X(8 + 2) + 3 = 2(5 + x) + 5(x + 1) − 6 A) −4 B) −2 C) 2 D) 4
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X(8 + 2) + 3 = 2(5 + x) + 5(x + 1) − 6

A) −4
B) −2
C) 2
D) 4

User NiklasMH
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1 Answer

4 votes

x(8+2)+3=2(5+x)+5(x+1)-6\\\\10x+3=10+2x+5x+5\\\\10x+3=7x+15\ \ \ |-3\\\\10x=7x+12\ \ \ |-7x\\\\3x=12\ \ \ \ |:3\\\\x=4

Answer: D) 4
User Amgad Fahmi
by
4.9k points
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