Answer:
x = - 7
Step-by-step explanation:
8x - 2 = -9 + 7x (add 2 to both sides)
8x - 2 + 2 = -9 + 7x + 2
8x = 7x - 7 (subtract 7x from both sides)
8x - 7x = 7x - 7 - 7x
x = - 7
She paid $42 dollars in total.
<h2><u>Diagram</u><u>:</u><u>-</u></h2>

<h3><u>Required Answer</u><u>:</u><u>-</u></h3>
The diagonals of the Rhombus= d1 & d2=6cm and 8cm
Let the Side=a
As we know that in a Rhombus











<h2>_____________</h2><h3>Again </h3>
we know that in a Rhombus





Perimeter of the rectangle is 20cm.