hg042802
hg042802
15-03-2017
Mathematics
contestada
Solve for x. 3(x + 2) + 4(x - 5) = 10
Respuesta :
cher
cher
19-03-2017
3 (x + 2) + 4(x - 5) = 10
Simplify.
3x + 6 + 4x - 20 = 10
Add like terms.
(3x+4x) + (6-20) = 10
Simplify.
7x - 14 = 10
Add 14 to both sides of the equation.
7x = 24
Divide both sides by 7 so that X is by itself.
x = 24/7, or 3 3/7
~Hope I helped!~
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