find the value of x
a. 7x=21
b.9x=-81
c. 88=-11x
d 0.5x=49

Question

21-03-2014
Mathematics

contestada

find the value of x
a. 7x=21
b.9x=-81
c. 88=-11x
d 0.5x=49

Respuesta :

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MathG33k MathG33k · Answer 1 · 2014-03-21T04:01:06+01:00

MathG33k MathG33k

21-03-2014

a. x=3 because you divide both by 7
b. x=9 because again you divide both by 9
c. x=8 because you divide both by 11 to isolate the variable
d. x=98 because you divide 49 by .5

Answer Link

HannahN HannahN · Answer 2 · 2014-03-21T04:21:25+01:00

HannahN HannahN

21-03-2014

a. 7x=21
x=3
b. 9x=-81
x=-9
c. 88=-11x
x=-8
x/2=49
x=98

Answer Link

find the value of x a. 7x=21b.9x=-81c. 88=-11xd 0.5x=49

Respuesta :

Otras preguntas

find the value of x
a. 7x=21
b.9x=-81
c. 88=-11x
d 0.5x=49