Sagot :
Answer:
[tex]5[/tex]
Step-by-step explanation:
[tex]ms = 12x + 7 \: and \: ti = 10x + 17[/tex]
[tex]12x + 7 = 10x + 17[/tex]
[tex]12x - 10x = 17 - 7[/tex]
[tex]2x = 10[/tex]
[tex] \frac{2x}{2} = \frac{10}{2} [/tex]
[tex]x = 5[/tex]
So the answer is 5