Answer:
49
Step-by-step explanation:
3x+10+6x-20+x+60=10x+50
10x+50=180
10x=130
x=13
A=3*13+10=49
Answer:
-10x + 1.5
Step-by-step explanation:
Y = 3x + b
9 = 3(6) + b
9 = 18 + b, b = -9
Y = 3x - 9
Answer:
12 is the LCD Solution is 10/12.
Step-by-step explanation:
LCD - Lowest Common Denominator
2/4 + 5/6
Goal - (try to get both denominators on both fractions to be the same)
2/4 + 2/6
4•3=12 6•2=12 (denominators)
then multiply each numerator by the number the denominator was multiplied by
2•3=6 2•2=4
6/12 + 4/12 = 10/12