Answer:
2
Step-by-step explanation:
if you work inside parentheses first you get:
4^3/2 ÷ 4^1/2 which is 4
4^1/2 =
which is 2
Answer:
4
Step-by-step explanation:
Answer:
the slope is 60
Step-by-step explanation:
the slope is the number multiplying the x value, or t in this case.
Well they both have integers in it there the same thing except your adding and subtracting. <span>Subtraction is the same thing as adding the opposite of the number. </span>
Answer:
x = 20
Step-by-step explanation:
x° + 2x° + (x+10)° = 90°
3x° + x° + 10° = 90°
4x° + 10° = 90°
4x° = 90°-10°
4x° = 80°
x = 80/4
x = 20