^ means to the power of with nothing after it, it's miss-used. Solving without the ^ symbol it is -2xy with the ^ symbol it's irrational and cannot be solved.
The answer is a, all rhombuses have equal sides, if they have equal sides then day have equal angles.
19+x/2=4
multiply 2 on both sides
19+x=4 times 2
19+x=8
subtract 19 on each side
x=8-19
subtract
x=-11
Answer:
Sis what???
Step-by-step explanation:
period pooh