Answer:
Step-by-step explanation:
23x-12-4x+5x
24x-12 combine the 23x-4x+5x to get 24x
19-14+3x+12x
15x+5 19-14=5 3x+12x=15x
6x+19-14x+9
-8x+28 -14x+6x= -8x 19+9=28
Answer:
Measure the distance of treads (Exclude the width of nosing). If all the treads are uniform in size, measure one tread otherwise you will need to measure all treads. ...
Measure the height of risers. ...
Divide the riser height by the tread width and then calculate the inverse tangent.
Answer:
Step-by-step explanation:
Answer:4
Step-by-step explanation:
The desired number of children per family in the United States is now about two. Despite the availability of a number of contraceptive options, close to 50% of pregnancies in the United States are unplanned, and approximately 25% of babies born are unwanted at the time of birth.