http://www.mathplanet.com/education/algebra-1/systems-of-linear-equations-and-inequalities/the-elimination-method-for-solving-linear-systems
x + 6y = 58
-x + 7y = 59
13y = 117
y = 9
using elimination method
x + 6y = 58
-x + 7y = 59
Help please!!!!
1 answer