Answer:
?=25
Step-by-step explanation:
15/x=21/x+10
Cross Multiply
15X+150=21X
SUBTRACT 15 X ON BOTH SIDES.
150=6x
DIVIDE 6 IN BOTH SIDES.
x=25
Answer:
x = 3
Step-by-step explanation:
- Subtract 15 from each side, so it now looks like this: 21 = 7x
- Divide each side by 7 to cancel out the 7 next to x. It should now look like this: 3 = x
I hope this helps!
Answer:
Step-by-step explanation:
10 on the y axis and 5 on the x axis
Answer: zero
Step-by-step explanation: anything multiplied by zero ALWAYS equals zero.
Answer:
25
Step-by-step explanation:
1/5 equals 20/1 so then you'd write out the problem like this: 1/4= ?/1
as you can see in the first part, 5 times 20 is 100 and the ones cancel out. If you cancel out the ones in the second part, you're left with 4 times what equals what, and the answer is 25.