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gizmo_the_mogwai [7]
3 years ago
15

Whats x solve 1/3x-2/3=-18

Mathematics
2 answers:
Kazeer [188]3 years ago
8 0

Answer:

x=-52

Step-by-step explanation:

multiple everything by 3 to get rid of the fractions

3(1/3x-2/3=-18)\\1x-2=-54\\

rewrite

x-2=-54

add 2 to both sides

x-2+2=-54+2\\x=-52

Zinaida [17]3 years ago
5 0

Answer:

x=-52

Step-by-step explanation:

\frac{1}{3} x-\frac{2}{3} =-18

Add \frac{2}{3} to both sides of the equation:

\frac{1}{3} x=-18 +\frac{2}{3}

Simplify -18+\frac{2}{3} by multiplying -18 in fraction form -\frac{18}{1} to get a common denominator so you can add the two fractions:

-\frac{18}{1} × \frac{3}{3}=-\frac{54}{3}

Now add the two fractions:

-\frac{54}{3} +\frac{2}{3} =-\frac{52}{3}

Now write the simplified equation:

\frac{1}{3} x=-\frac{52}{3}

Divide both sides of the equation by the coefficient of x, which is \frac{1}{3}:

x=-\frac{52}{3} ÷ \frac{1}{3}

Use the reciprocal of the dividend (\frac{1}{3}), and multiply by your divisor:

x=-\frac{52}{3} × \frac{3}{1}

x=-\frac{156}{3}

Simplify the fraction by dividing -156 into 3:

x=-52

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