Answer: none
1) combine like terms: 4x + 8 = 4x - 13
2) Add 13 to both sides (addition property of equality)
3) Subtract 4x from both sides (subtraction property of equality)
4) 21 does not equal 0
Answer:
...
Step-by-step explanation:
1. 0.002
2. 308%
3. 2 6/10
91.125 or 729/8
take 4.5^3 to get 91.125
yes, absolutely. specifically it's a horizontal line at 6.
1680
280 x 6 = 1680