Answer:
Step-by-step explanation:
the number is 1300 if we have 40% from it will give us 520
Answer:
1. y =
x + 
2. Divide the Opposite of A and B
3. Doesn't make sense the y-intercept is C/By sry I can't help that one
Step-by-step explanation:
1. Ax + By = C
By = -Ax + C
y =
x + 
2. No explanation
3(2m + 9) - 1 = 2
6m + 27 - 1 = 2
6m + 26 = 2
6m = 2 - 26
6m = -24
m = -4