Answer:
x = 5/2
Step-by-step explanation:
4x - 1/2 = x +7
4x - 1/2 - x = 7
4x - x = 7 + 1/2
3 x = 15/2
x = 5/2
Answer from Gauthmath
-3 + -2 = -5
-5 + 5 = 0
0 x 2 = 0
2(25)^x would be the correct equivalent function
The mass of the rock in kg is 90,000 kg
