Simplify the left side.
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3−9x=2(−4x+7)
Simplify the right side.
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3−9x=−8x+14
Move all terms containing x
to the left side of the equation.
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3−x=14
Move all terms not containing x
to the right side of the equation.
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−x=11
Multiply each term in x=−11
by −1
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x=−11
Hope this helps!
X=1/30
Reduce 6/9 to 2/3, take 2/3 from both sides, then subtract the fractions
We notice it diviides by 3 each time or multiplies by 1/3
common ratio is 1/3
first term is 648
so next 3 terms are 8, 8/3, and 8/9
rule is an=648(1/3)^(n-1)