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harina [27]
3 years ago
10

Brenda thought of a number divided it by 5 and then added seven to her answer she got the final number 11 what was her starting

number​
Mathematics
1 answer:
irina1246 [14]3 years ago
6 0

Answer:

20

Step-by-step explanation:

lets assume the number she thought of was x

\frac{x}{5}

then she added 7 to it and got 11

\frac{x}{5}  + 7 = 11

l.c.m

\frac{x + 35}{5}  = 11

cross multiply

x + 35 = 11 \times 5

x  + 35 = 55

x = 55 - 35

x = 20

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