Answer:
it is already simplified
Step-by-step explanation:
3x + 4 is simplified already
Step-by-step explanation:
x² + y² = 153 and y = -4x.
=> x² + (-4x)² = 153
=> x² + 16x² = 153
=> 17x² = 153
=> x² = 9.
Answer:
5 inches
Step-by-step explanation:
The answer would be twenty five because

equals

leaving you with x = 5 at a minimum. So 5x: 5 x 5 = 25
Hope this helps! :)