-4(x + 1) + 7x = 8
-4x - 4 + 7x = 8
3x - 4 = 8
3x = 8 + 4
3x = 12
x = 12/3
x = 4 <===
Answer:
3200
Step-by-step explanation:
Replace the variables with their values and do the arithmetic.
(4·5)²·8 = 20²·8 = 400·8 = 3200
Answer + explanation
30inches =
4 - inches =
1 1/2 - inch = 3/2 - inch
3/4 x (inch) = 3inch/4
The answer is 280,000 rounded to the nearest ten thousand.