Total cost ($) = Price ($/pound) +
Amount (pounds)

Walnuts $\displaystyle{x}+{6}\usepackage{cmbright}\Huge\$ = 6.00 +
$\displaystyle{x}\usepackage{cmbright}\Huge\$

Cashews 14
= 9.00 +
5

Total Mix $\displaystyle{7}+{\left({x}+{5}\right)}\usepackage{cmbright}\Huge\$ = 7.00 +
$\displaystyle{x}+{5}\usepackage{cmbright}\Huge\$

	Total cost ($)	=	Price ($/pound)	+	Amount (pounds)
Walnuts	$\displaystyle{x}+{6}\usepackage{cmbright}\Huge\$	=	6.00	+	$\displaystyle{x}\usepackage{cmbright}\Huge\$
Cashews	14	=	9.00	+	5
Total Mix	$\displaystyle{7}+{\left({x}+{5}\right)}\usepackage{cmbright}\Huge\$	=	7.00	+	$\displaystyle{x}+{5}\usepackage{cmbright}\Huge\$