2+2=2x+2
-2 to both sides
2=2x
Divide 2
X=1
Your answer is

because the numbers raised to negative powers must be flipped over the divisor to become positive. Then, when multiplying 2 and z, you add their exponents.
Answer:
c
because it is
Step-by-step explanation:
Answer 17: -6/25-29%-3/10-1/3-34.5%-
Explanation: 6/25 is .24 as a decimal, 29 is .29, 3/10 is .30, 1/3 is .33, and 34.5 is .34
Answer 18: 78% is the same as 7.8/10 not 7/8. 7/8 as a percent is 87.5%
Answer:
66170 mm
Step-by-step explanation:
0.06617 km * 1000 km/m * 1000 m/mm = 66170 mm