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OpenStudy (anonymous):
Solve the Equation 70 = -7(-2 - 2z) z = 4 z = -28 z = -112 z = 784
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OpenStudy (anonymous):
@texaschic101
Theoceangirl (the_ocean_girl):
need a walk thru?
OpenStudy (anonymous):
If you dont mind @the_ocean_girl
OpenStudy (anonymous):
28, I believe.
OpenStudy (anonymous):
Sorry. Browser crashed. 70 = 28 is what I got.
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Theoceangirl (the_ocean_girl):
You should get 70= 14+14z
OpenStudy (anonymous):
I'm honestly confused @the_ocean_girl Sorry
Theoceangirl (the_ocean_girl):
it's fine, math isn't easy
Theoceangirl (the_ocean_girl):
when you multiply -2z by -7, you get 14 but -2 is a coefficient of z so you have to carry the z over in your product
Theoceangirl (the_ocean_girl):
because it's not a regular -2, it's negative 2 multiplied by z and since you dont know z you carry it over until you can solve
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