Answer:
x=-2
Step-by-step explanation:
1/2(2-6x)-4(x+3/2)=-(x-3)+4
(1-3x)-4x-6=-x+3+4
-7x-5=-x+7
Tranpose
-7x+x=5+7
-6x=12
Divide by -6
x=-2
Answer:
Step-by-step explanation:
40
Olá boa tarde meu nome é "Guilherme" sou de Brasil e vou resolver a sua pergunta
a ) 2x - 2y = 12
{ a 2
{ b 2
{ c 12
<u>/</u><u>\</u> = b elevado 2 -4 a.c
<u>/</u><u>\</u> = (2) elevado 2 -4 . 24
<u>/</u><u>\</u> = 4 -4 . 24
<u>/</u><u>\</u> = 24
X = <u>-</u><u>b</u><u>+</u><u>/</u><u> </u><u>/</u><u>\</u><u> </u> = <u> </u><u>2</u><u> </u><u>-</u><u> </u><u>5</u>
2a 2
<u> </u><u>5</u>
2
<u> </u><u>5</u>
2
S = {20,10}
b) 29. - 3y = -2
{ a = 29
{ b = -3
{ c = -2
<u>/</u><u>\</u> = b elevado 2 -4 a.c
<u>/</u><u>\</u> = (-6) -4 . 58
<u>/</u><u>\</u> = -10 . 58
<u>/</u><u>\</u> = -48
X = <u> </u><u>b</u><u> </u><u>+</u><u> </u><u>/</u><u> </u><u>/</u><u>\</u><u> </u> = <u> </u><u>-</u><u>3</u><u> </u><u>+</u><u> </u><u>24</u><u> </u>
<u> </u><u>5</u>
3
<u> </u><u>5</u>
3
S = { 15,15}
Espero ter ajudado
2a 2
Answer:
D
Step-by-step explanation:
Answer:
1 Cookie = $6
Step-by-step explanation:
6/36 = 1 cookie for $6