Answer:
fourth option
Step-by-step explanation:
the answer should be the fourth option.
hope it helped you there?
Answer:
Is there a x somewhere or is that litteraly how the equation is?
If so, -7 multiplied by 2 is -14,
-1 times -7 is 7,
add it together and you get
-7=28,
you could add 7 to both sides or subtract 28 from both sides and you'll get either 0=35 or -35=0
which would make the solution false since both sides are not the same
Answer:
its 55
Step-by-step explanation:
Answer:

Step-by-step explanation:
I'm going to write it so I can see it better:

You can use the difference of squares formula:

Answer:
making letters subject is only possible
with equations but not expression.
So the question has no solution.