Ok here we go dear ..
There are many ways to solve this math problem in specific but i ll go for the smartest and simplest for you ..
4x + 5y = -2
4x + 3y = 10
4x = -5y -2
4x = -3y +10
-5y -2 = -3y +10
-12 = 2y
-6 = y
4x = -3y +10
4x = -3(-6) +10
4x = 18 + 10 = 28
x = 7
y = -6
