Answer:
113
Step-by-step explanation:
Answer:
Let's simplify step-by-step.
14xy+3xy+2x(y−17)
=19xy−34x
Answer:
The ratio of boys to girls to 5:7
Let the number of boys be 5x
Let the number of girls be 7x
5x = 30
x = 6
Now just plug in 6 for the x in 7x
and number of girls 7 x 6 = 42
Answer:
2
Step-by-step explanation:
a negative x negative is always a positive
a negative x positive is negative
a positive x positive is negative
9 longer sticks were used.
This is how i get it.
1. change m to cm, 1m =100cm
2. add both together, divide by 16 =8.125. Which means 1 of the stick should more than 8, and 1 of the other stick should be less than 8
3. substitute the equation
4.(55 x 7)+(75 x 9) =1060