Answer: triangle A
Step-by-step explanation:
Please give me brainliest
X is something you could factor out or 4x
If you were to make both x's equivalent, you'd have to multiply the first equation by 2 to get rid of the coefficient, 1/2. However, you'd have to multiply 2 onto -8 as well, therefore the equation would turn into x - 16 = 18. That is not equivalent to x - 8 = 18.
Let

be the identity matrix. Then pick whatever matrix you like for

.