Answer:
a. -3.78x-0.84
Step-by-step explanation:
To simplify, combine like terms. Because you're just adding them you don't have to change any signs. Add/subtract the terms with an x, that will give you your first number, then add/subtract the terms without an x to get your second number.
it's A
The parallelogram is a rhombus
The slope is 1/5= rise/run
and y-intercepts is -1
Step-by-step
the answer is 48, or the second choice B