Answer:
7x + 20 or 20 + 7x
Step-by-step explanation:
2(5 + 3x) + (x + 10)
=> Multiply the parenthatic values in the first parenthesis by 2
(10 + 6x) + (x + 10)
=> Now add similar values
20 + 7x
Hope this helps!
to find the value of c, isolate it.
28 + c = 36
c = 36 - 28
c = 8
now, to check:
28 + 8 = 36 ✓