[4-3] حل المعادلات متعددة الخطوات في Q

حل المعادلات التالية في Q:

$\begin{array}{rl}& 9y-3=4y-44\end{array}$

• $\frac{-47}{5}$
• $\frac{\mathbf{-}\mathbf{41}}{\mathbf{5}}$
• $\frac{47}{5}$
• $\frac{41}{5}$

$\begin{array}{rl}& \sqrt{36}-3x=18+2x\end{array}$

• $\frac{-5}{12}$
• $\frac{5}{12}$
• $\frac{\mathbf{-}\mathbf{12}}{\mathbf{5}}$
• $\frac{12}{5}$

$\begin{array}{rl}& 5x÷18=7+\frac{1}{2}\end{array}$

• $\frac{27}{2}$
• $\frac{-27}{2}$
• 27
• 27-

$\begin{array}{rl}& \sqrt[3]{8}÷4m=7^2-7\end{array}$

• $\frac{-7}{84}$
• $\frac{\mathbf{1}}{\mathbf{84}}$
• $\frac{-1}{84}$
• $\frac{7}{84}$

$\begin{array}{rl}& |-22|\mathrm{x}=72÷(-9)\end{array}$

• $\frac{\mathbf{-}\mathbf{4}}{\mathbf{11}}$
• $\frac{11}{-4}$
• $\frac{4}{11}$
• $\frac{11}{4}$

$\begin{array}{rl}& \sqrt{25}\mathrm{z}÷10=8^3÷8\end{array}$

• $\frac{64}{5}$
• $\frac{-64}{5}$
• 128-
• 128

$\begin{array}{rl}& \sqrt{64}+y=\frac{1}{4}+7\end{array}$

• $\frac{-29}{4}$
• $\frac{3}{4}$
• $\frac{\mathbf{-}\mathbf{3}}{\mathbf{4}}$
• $\frac{29}{4}$

$\begin{array}{rl}& \sqrt{49}x÷11=1+\frac{2}{5}\end{array}$

• $\frac{-5}{11}$
• $\frac{\mathbf{11}}{\mathbf{5}}$
• $\frac{5}{11}$
• $\frac{-11}{5}$

$\begin{array}{rl}& 3\mathrm{z}+|-12|=48÷(-6)\end{array}$

• $\frac{\mathbf{20}}{\mathbf{-}\mathbf{3}}$
• $\frac{-3}{20}$
• $\frac{20}{3}$
• $\frac{3}{20}$

$\begin{array}{rl}& \sqrt[3]{-27}\mathrm{y}÷9=1-\frac{2}{9}\end{array}$

• $\frac{7}{3}$
• $\frac{3}{7}$
• $\frac{\mathbf{-}\mathbf{7}}{\mathbf{3}}$
• $\frac{3}{7}$

$\begin{array}{rl}& 7(3y÷15)=6(y÷10)\end{array}$

• $\frac{10}{3}$
• $\frac{-3}{10}$
• $\frac{-6}{10}$
• 0