Answer:
x=-5
Step-by-step explanation:
8+x=3
Subtract 8 from both sides of the equation.
x=-5
HTH :)
Answer:
Hi use the attached formula to calculate the midpoints
Attached also is an example
Hope this helps
Answer:
n ÷ 2
Step-by-step explanation:
if you insert a 12 for 'n', the corresponding value below would be 12÷2, or 6
this follows the pattern in the table
Answer:
DM should equal 20 inches
Answer:
x = 4
Step-by-step explanation:
x + 4(x+5) = 40 (Given)
x + 4x + 20 = 40 (Distribute the 4 into the x and 5)
5x + 20 = 40 (Add like terms)
5x = 20 (Subtract 20 on both sides)
x = 4 (Divide 5 on both sides)