Answer:
the correct awnser is 3
Step-by-step explanation:
Your answer is the one on the bottom left
<h2>Solution :</h2>
= 2x = 9
= x = 9 ÷ 2 ( transposing ×2 from LHS to RHS changes ×2 to ÷2 )
= x = 4.5
Therefore , x = 4.5 .
Answer:
2z +9
Step-by-step explanation:
I like to line them up vertically and add like terms
6z+2
-4z +7
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2z +9