red23354
red23354
31-03-2017
Mathematics
contestada
9x-4y=15 how do you solve this
Respuesta :
laniece
laniece
31-03-2017
x= 4/9y+5/3
solve for x.
9x-4y = 15
add 4y to both sides.
9x - 4y + 4y = 15 + 4y
9x = 4y + 15
divide both sides by 9.
9x/9 = 4y+15/9
x=4/9y + 5/3 is the answer.
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