Hi,

Now just divide both sides of equation by -4.

Simplify:

Decimal form:

Hope this helps.
r3t40
0 1 2 3 4 5 6 7 8 9 10
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0 1 2 3 4 5 6 0 0 0 0
you only can only buy six pencils and six erasers
If segment AB is perpendicular to segment CD, then a right angle (90°) is formed.
7x + 27 = 90
7x = 63
x = 9
The answer is $204.Hope this helps.