15(x-1)+4(x+3)=2(7+x)
Answers
Answered by
5
Answer:
15x-15+4x+12=14+2x
19x-3=14+2x
17x-3-14=0
x=1
Answered by
2
15(x-1)+4(x+3)=2(7+x)
15x-15+4x+12=14+2x
19x-3=14+2x
17x=17
x=17/17
x=1
Similar questions