Q156: <span class="ql-formula" data-value="\frac{1}{2-\mathrm{x}}=\frac{1-\mathrm{x}}{\mathrm{x}-2}"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mn>1</mn><mrow><mn>2</mn><mo>−</mo><mi mathvariant="normal">x</mi></mrow></mfrac><mo>=</mo><mfrac><mrow><mn>1</mn><mo>−</mo><mi
Q157: For the given rational functions
Q158: For the given rational functions
Q159: <span class="ql-formula" data-value="\frac{3}{\mathrm{x}^{2}-11 \mathrm{x}+30}-\frac{1}{\mathrm{x}-6}=\frac{1}{9 \mathrm{x}-45}"><span class="katex"><span class="katex-mathml"><math
Q160: Determine whether the two binomials are
Q162: Find all values of the variable
Q163: The speed of a vehicle varies
Q164: <span class="ql-formula" data-value="\frac{(\mathrm{x}-2)(\mathrm{x}+3)}{(\mathrm{x}+7)(\mathrm{x}-2)} \cdot \frac{(\mathrm{x}-10)(\mathrm{x}+7)}{(\mathrm{x}+3)(\mathrm{x}+6)}"><span class="katex"><span class="katex-mathml"><math
Q165: Find all values <span class="ql-formula"
Q166: <span class="ql-formula" data-value="\frac{6}{\mathrm{x}}+\frac{7}{8}=1"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mn>6</mn><mi mathvariant="normal">x</mi></mfrac><mo>+</mo><mfrac><mn>7</mn><mn>8</mn></mfrac><mo>=</mo><mn>1</mn></mrow><annotation