Answer:
x= -12
Step-by-step explanation:
Move the constant to the right
7x-6=-90
Calculate
7x=-90+6
Divide both sides by 7
7x=-84
Solution
x=-12
B hope this helped have a nice day! =D
Oh yes 4x5 is another answer so yep god I forgot that sorry!
74 units would be your answer for the length segment
Answer:
Number 1 is 12.
Step-by-step explanation:
{Solve by cross multiplication}
17 • x = 3 • (80 - x)
{Multiply 3 by distribution,}
17x = 240 - 3x
{Add 3x to both sides of the equation,}
20x = 240
{Divide through out by 20,}
20r/20 = 240/20
x = 12
Thus there were 12 pens :)
