Answer:
Step-by-step explanation:
4x + 3y = -1 --------------(i)
3x - 9y = 33 -------------(ii)
multiply equation (i) by 3
(i)* 3 12x + 9y = -3
(ii) <u> 3x - 9y = 33</u>
add, 15x = 30
x = 30/15
x = 2
Put x =2 in Equation (i)
4*2 + 3y = -1
8 +3y = -1
3y = -1-8
3y = -9
y = -9/3
y= -3
Answer:
Complementary
Step-by-step explanation:

Hence,

is cutting each other in this equation.
So,

can be of any value.i.e.,infinite.
Hope this will help you.
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Answer:
7/10
Step-by-step explanation:
67/10-60/10=7/10
Comes down to exactly 10.95