Question

7AA+A2B=1724CALCULA EL VALOR DE A*8

Answer 1

$7 {a}^{2} + a2b = 1724 \\ 7a {}^{2} = 1724 - a2b \\ a {}^{2} = \frac{1724 - a2b}{7} \\ a = \sqrt{ \frac{1724 - a2b}{7} }$

Ax8

$\sqrt{ \frac{1724 - a2b}{7} } \times 8$