Answer:
40+25x= total price four hours=40+(25*4) or 140
Step-by-step explanation:
40 is original and 25 is per hour. so 40+25x(x stands for hours) and 40+25x if 4 is the variable it is 40+(25*4)
5*x-3=12
the number is 3 because 5*3=15 and 15-3=12
Step-by-step explanation: 4848474838387398437939743927938<em>5</em>
Answer:The approximate square root is 2.23
Step-by-step explanation:√ 5 = 2.23
Thus: 2.23 x 2.23 = 5