Answer:
1/5 or 0.2
Step-by-step explanation:
25z+85=90. subtract 85 from both sides. 25z=-5. divide by 25. z=1/5 or 0.2
2...................
≡
28j + 21
combine like terms
7(2j+ 3+ 2j)
7(4j+3)
Distribute
7(4j + 3)
=
C
There can be multiple solutions when two lines intersect.