Answer:
Multiply both sides of the equation
Step-by-step explanation:
(-2,-3)
I. (+,+)
II. (-,+)
III. (-,-)
IIII. (+,-)
Answer:
m = 2
Step-by-step explanation:

Hope this helps.
Step-by-step explanation:
0.4 x + 3.9 = 5.7
hope 0.4 x = 5.78 - 3.9
0.4x = 1.88
x = 1.88/0.4
x = 4.7