You can think in reverse. Addition is the opposite of subtraction. So to solve 15-8, you can ask "8 plus what number is equal to 15?" and note how 8+7 = 15. So that's why 15-8 = 7. Similarly, 15-7 = 8 can be solved the same way.
Answer:
140 in
Step-by-step explanation:
To find the volume use the formula length x width x height
2 x 10 x 7= 140 in
I graphed the equation using an online graphing calculator and got the vertex of (-5, 49) therefore y = 49
Answer:
1: 7/12 2:1/3 3:1/2 4:1/3 5:5/8 6:1/2 7:6/10 8:1/1 9:1/4
Step-by-step explanation:
lo saque de otro trabajo igual.
Answer:
(7,4)
Step-by-step explanation: