## Introductory Algebra for College Students (7th Edition)

$x=4$
$5(2x+1)=12x-3$ $5(2x)+5(1)=12x-3$ $10x+5=12x-3$ $5=12x-10x-3$ $5=2x-3$ $5+3=2x$ $8=2x$ $\frac{8}{2}=x$ $4=x$ Check the answer. 5(2(4)+1)=12(4)-3 5(8+1)=48-3 5(9)=45 45=45