Its c no dought in my mind
Answer:
x=3
Step-by-step explanation:
-3(x+4)+15=6-4x
-3x-12+15=6-4x
-3x-(-4x)-12+15=6
-3x+4x+3=6
x+3=6
x=6-3
x=3
Answer:
16
Step-by-step explanation:
1 is A - just plug and chug
2 is B - for 2 linear equations to have infinite solutions they mustbe the same
3 is C
4 is C - that is where they intersect
5 is A - same slope and different intercepts means no solutions
Answer: 2
Step-by-step explanation:
Anything with an x or exponent adds 1 to it. There are 2 things with x's.