Question

Multi-Step Literal Equations

Answer 1

$\\ \sf\longmapsto g=b(a+D^2)$

$\\ \sf\longmapsto g=ba+bD^2$

$\\ \sf\longmapsto g-bD^2=ba$

$\\ \sf\longmapsto a=\dfrac{g-bD^2}{b}$

or

$\\ \sf\longmapsto a=\dfrac{g}{b}-D^2$