3s+5t=13 and 5s-15t=17

solve the system of equations using the elimination method

3s-5t=13

5s-15t=17
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1 Answer

line 1: 3s+5t=13 NOte...in 1 plaes yu sae +5t, other plaes   yu sae -5t

line 2:  5s-15t=17

multipli 3*line 1 & add tu line 2 (add 9s+15t=39)

14s +0t=39+17=56

s=56/14

s=4

put this in line 1...12+5t=13

5t=13-13=1

t=1/5
by

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