Skillnad mellan versioner av "3.3 Lösning 1a"
Taifun (Diskussion | bidrag) m |
Taifun (Diskussion | bidrag) m |
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| Rad 16: | Rad 16: | ||
::<math> \, x \; = \; 8 </math> | ::<math> \, x \; = \; 8 </math> | ||
| − | <math>\ | + | <math>\quad\begin{array}{rclcl} \boxed{2\,x} \, - \, 6 \; & = & 10 & \qquad & {\rm Täck\;över\;} 2\,x \\ |
\boxed{\;\,?\;\,} \, - \, 6 \; & = & 10 & & \\ | \boxed{\;\,?\;\,} \, - \, 6 \; & = & 10 & & \\ | ||
\quad \boxed{\,16\,} \, - \, 6 \; & = & 10 & & | \quad \boxed{\,16\,} \, - \, 6 \; & = & 10 & & | ||
Versionen från 5 februari 2017 kl. 13.14
- \[\begin{array}{rclcl} \boxed{2\,x} \, - \, 6 \; & = & 10 & \qquad & {\rm Täck\;över\;} 2\,x \\ \boxed{\;\,?\;\,} \, - \, 6 \; & = & 10 & & \\ \quad \boxed{\,16\,} \, - \, 6 \; & = & 10 & & \end{array}\]
- \[ \;\; \Downarrow \]
\( \; \begin{array}{rclcl} 2 \;\, \cdot \;\, x \; & = & 16 & \qquad & {\rm Täck\;över\;} x \\ 2 \;\, \cdot \; \boxed{x} & = & 16 & & \\ 2 \;\, \cdot \; \boxed{?} & = & 16 & & \\ 2 \;\, \cdot \; \boxed{8} & = & 16 & & \\ \end{array}\)
- \[ \quad\; \Downarrow \]
- \[ \, x \; = \; 8 \]
\(\quad\begin{array}{rclcl} \boxed{2\,x} \, - \, 6 \; & = & 10 & \qquad & {\rm Täck\;över\;} 2\,x \\ \boxed{\;\,?\;\,} \, - \, 6 \; & = & 10 & & \\ \quad \boxed{\,16\,} \, - \, 6 \; & = & 10 & & \end{array}\)
\( \qquad\qquad\;\; \Downarrow \)
\( \; \begin{array}{rclcl} 2 \;\, \cdot \;\, x \; & = & 16 & \qquad & {\rm Täck\;över\;} x \\ 2 \;\, \cdot \; \boxed{x} & = & 16 & & \\ 2 \;\, \cdot \; \boxed{?} & = & 16 & & \\ 2 \;\, \cdot \; \boxed{8} & = & 16 & & \\ \end{array}\)
\( \qquad\quad\; \Downarrow \)
\( \qquad\, x \; = \; 8 \)
