Question

9x - 6x-10=
X=4

12/x+3=
X=4

4c + 8d =
c=2 d=4

16a-2b+ 1/2c =
a=2, b=4 c= 8

4/X + 6=
x = 2

14a+18b=
a=6 y b=2

8a-4b+1/2c=
a=6 b=5 c=4​

Answer 1

Explicación paso a paso:

9x-6x-10=

9(4)-6(4)-10=

36-24-10=

12-10=

2

12/x+3=

12/4+3=

3+3=

6

4c+8d=

4(2)+8(4)=

8+32=

40

4/x+6=

4/2+6

2+6=

8

14a+18b=

14(6)+18(2)=

84+36=

120