Answer:
y = 4
Step-by-step explanation:
We have,
5x + 3y = 12 ....(1)
and
-5x + 4y = 16 ....(2)
Adding equation (1) and (2),
0 + 7y = 28
or
7y = 28
Dividing both sides by 7,
y = 4
So, the value of y = 4.
The square root of 343 is cubed 7 because 7x7x7 = 343
hope this helps
1) A parallelogram has six sides.
False, because a parallelogram has four sides.
2) Opposite sides of a parallelogram are parallel.
True, this is part of the definition of a parallelogram.
3) A parallelogram can have one pair or two pairs of parallel sides.
False, the parallelogram must have two pairs of parallel sides.
4) All sides of a parallelogram have the same length
False, the sides have the same length in pairs.
5) All angles of a parallelogram have the same measure.
False, the angles have the same measure in pairs.