Answer:
45-(-15)
430-(-180)
11,560-(-185)
Step-by-step explanation:
just add the two numbers together for diffrence.
Step-by-step explanation:
Answer:
x=2, x=-3, or x=3.5
Step-by-step explanation:
Make them all in 3 equations equal to 0. The number of brackets, the number of equations.
500 dots: this is because 1 minute is 5 dots. So, 5×100=500!
3 is less than or equal to x-9 is less than or equal to.
3<= x-9<=8
<= these mean less than or equal to.
hope I helped you!
