## Algebra 1

20 $14-5\times3+3^2$
Use the order of operations to evaluate. $14+5\times3-3^2\longrightarrow$ resolve exponent $=14+5\times3-9\longrightarrow$ multiply $=14+15-9\longrightarrow$ add and subtract working left to right $=29-9\longrightarrow$ subtract $=20$ Changing the addition to subtraction and the subtraction to addition will give a result of 8. $14-5\times3+3^2\longrightarrow$ resolve exponent $=14-5\times3+9\longrightarrow$ multiply $=14-15+9\longrightarrow$ add and subtract working left to right $=-1+9\longrightarrow$ subtract $=8$