3x+4x+5x=90
combine like terms
12x = 90
divide by 12
x = 7.5
sides: 3(7.5) ,4(7.5) ,5(7.5)
22.5, 30, 37.5
Answer:
0.08
Step-by-step explanation:
-6=2/3*-6
y=mx+b
slope = m b=y intercept
Solve
For x=-1/2 and y=-3
substitute the value of x and the value of y in the expression above
Remember that
so
Convert to mixed number
wait i will take screen shot please bran-list