A few days ago
please help?
(1). -5v=6v+5-v
(2). -3(b+9)=-6
if 9x-13=-31,find the value of x-8
Top 1 Answers
A few days ago
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1) -5v=6v+5-v
….-5v=5v+5
…-5v…-5v
…-10v=5
…/-10…/-10
v=5/-10
v=-1/2
2)-3(b+9)=-6
…-3b-27=-6
……..+27..+27
…-3b=21
…/-3…./-3
b=-7
if 9x-13=-31,find the value of x-8
9x-13=-31
…+13…+13
9x=-18
x=-2
x-8
=(-2)-8
=-10
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