2. Solve the equation:

3 ( x -7 ) - x = 2x - 21

A) 7
B) -2
C) Infinitely many solutions
D) No solution

3. Which equation is an identity?

A) 8-(5x+2)=-5x-6
B) 7z+10-z=8z-2(z-5)
C) 8m-4=5m+8-m
D) 6y+5=6y-5

I think
C
B

2 answers

#2 correct
#3 correct

looks good

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