Answer:
y = 2x -4
Step-by-step explanation:
-10x + 5y = -20
+10x +10x
5y = 10x -20
5 5 5
y = 2x - 4
Answer:
x = 4
Step-by-step explanation:
The opposite sides of a parallelogram are congruent, thus
7x - 4 = 24 ( add 4 to both sides )
7x = 28 ( divide both sides by 7 )
x = 4
You will have it in 15 days. Both 5 and 3 have a least common multiple of 15.
Answer:
4
Step-by-step explanation:
[6-(3x2)]+4
{6-(6)}+4
{0}+4
4
He multiplied rather than dividing.

Hope this helps!