Camreece1 Camreece1
  • 13-05-2015
  • Mathematics
contestada

Expand and simplify these expressions you must show working out:
A. 2x+3(x+5)=
B. 7u-3(2u-3)=

Respuesta :

brookegallagher
brookegallagher brookegallagher
  • 13-05-2015
A.
2x + 3(x+5)
2x+(3*x)+(3*5)
2x+3x+15
5x+15
If necessary, you could pull out 5 to make it 5(x+3)
B.
7u-3(2u-3)
7u+(-3*2u)+(-3*-3)
7u+(-6u)+9
7u-6u+9
1u+9
u+9

Hope this helps!
Answer Link

Otras preguntas

solve the following equation is isolate F: C=5/9(F-32)
345 ft/min = ___________ ft/h
Simplify leaving your answers with positive indices photo has questions
how do you answer this question y = 9 - 5x                                                         -3 = x
My problem says"Write two ratios that are equivalent to 1:1
write 103,727,495 in expanded form
How did a cotton gin change agriculture in the south??
In August, the Simons water bill was $48. In September, it was15% lower. What was the Simons water bill in Septemper? I don't get it because I got 7.2. Please h
345 ft/min = ___________ ft/h
How do you work out perimeter of a trapezium