Today: x=19
y=67+19=86
9 years ago: x=19-9=10
y=86-9=77
The total age 9 years ago: x+y=10+77=87
Answer:
-2
Step-by-step explanation:
3 - 5 = -2
Place the dot on -2 on the number line that is on your problem as the answer. To show the steps on the number line, use your jumps to go back. For example, your starting point will be on 3, and then use your jumps to go back by 5; that means you go into the negatives. For this case, it is -2.
Answer:
The total would be 40.53
Or
Solve for the first variable in one of the equations, then substitute the result into the other equation.
x = 3 − 4
y
Step-by-step explanation:
This question is incomplete so
Answer:
9
Step-by-step explanation: 3x4= 12 -3=9
