Question

Solve for n: 7n - (4 - 2n) = 3(n + 5) - 1

Answer 1

um i would like to buy a vowel

Answer 2

All you have to do is distribute the negative and the 3

Answer 3

Sure what vowel

Answer 4

always remember to combine like terms

Answer 5

o ok thanks

Answer 6

\[7n-(4-2n)=3(n+5)-1\]\[7n-4+2n=3n+15-1\]\[9n-4=3n+14\]\[6n=18\]\[n=3\]


To check:
\[7(3)-(4-2(3))=3((3)+5)-1\]\[21-(4-6)=3(8)-1\]\[21-(-2)=24-1\]\[23=23\]CHECK