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4.
-4 + 5n = 18 + 3n
a. -12
b. -11
C.
1.5
d. 11

Sagot :

Answer:

d

Step-by-step explanation:

-4+5n=18+3n

step 1 add 4 to each side

5n=22+3n

step 2 subtract each side by 3n

2n=22

step 3 divide each side by 2

n=11