Item 19
Complete the proof.
If 7+5x+9=β3x, then x=β2.
Drag and drop the re...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 20.09.2021 23:40, tashaylinm02
Item 19
Complete the proof.
If 7+5x+9=β3x, then x=β2.
Drag and drop the reasons to correctly complete each box.
Statement Reason
7+5x+9=β3x Given
16+5x=β3x Response area
16+5xβ5x=β3xβ5x Response area
16=β8x Simplify.
16β8=β8xβ8 Response area
β2=x Simplify.
x=β2 Response area
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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