First u have to expand the brackets...
4 x 2z = 8z
4 x 3 = 12
8z + 12 = 12
Then you have to get numbers on one side, and letter on the other...
8z -12 = 12-12
8z = 0
then u have to divide 8z by 8 to find 1z or just z.
z = (0/8) = 0
z=0
Hope this helps :)
<span>The value of A can only be 1, the value of C can only be -3, and the value of B is 0.</span>
2 quarters, 3 dimes and 4 nickels
Answer:
I am not one hundred percent sure but I think it is D
Answer:
2x+170 miles
Step-by-step explanation:
Day 1: x miles
Day 2: x + 170 miles
Add both
x + x + 170
= 2x + 170
