Answer:
Step-by-step explanation:
2x - 3 = - 21 Add 3
2x = -21 + 3 Combine the right
2x = -18 Divide by 2
x = - 18/2
x = -9
Answer:
64
Step-by-step explanation:
You'd put 64 in the box because the x is the original number (4). example: 4^3 = 64, ^3(insert the root sign) 64 = 4
sorry in advanced, I dont have the math signs to make the equations
Answer:
D
Step-by-step explanation:
Answer:
1.8148
Step-by-step explanation:


= 1.8148