Sites: Global Q&A | Wits | MathsGee Club | Joburg Libraries | StartUps | Zimbabwe | OER

MathsGee is Zero-Rated (You do not need data to access) on: Telkom |Dimension Data | Rain | MWEB

0 like 0 dislike
15 views
Solve $\dfrac{x}{2}+\dfrac{x}{3}=5$
| 15 views

0 like 0 dislike
$\dfrac{x}{2} +\dfrac{x}{3}=5$

to eliminate the fractional part, multiply all terms by 6 (the lowest common denominator of 2 and 3)

$6\times \dfrac{x}{2} + 6 \times \dfrac{x}{3}=6 \times 5$

the result is:

$3x+2x=30 => 5x=30$

Dividing both sides by 5 gives:

$5x = 30$

$\therefore x=6$
by Diamond (89,300 points)

1 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
1 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
1 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
1 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
1 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
1 like 0 dislike
0 like 0 dislike
0 like 0 dislike