Question

ok so i have these 3 problems:
1. 2(5x + 4) + 3 + x = 10x + 46
2. -(3y ​+ ​4) ​- 6y ​+ 5 ​= ​-9y ​+ 1
3. -2z ​+ 5 - z​ + 6 ​= -3z ​+ 11
for x, i got 35,
for y, i got 0,
and for z, i got 0 as well.
I want to know if these are all correct, and if one or more answers aren't correct, plz lmk! thank u to those who help <3

Answer 1

i had to do these problems too omg

Answer 2

for #2, the equation holds for any value of y
-(3y ​+ ​4) ​- 6y ​+ 5 ​= ​-9y ​+ 1
-3y-4-6y+5 = -9y+1
-9y+1 = -9y+1

same for #3.

Answer 3

Yes, your answers are all correct.