boo1561
boo1561
17-11-2017
Mathematics
contestada
Please help me on these please
Respuesta :
dannielle
dannielle
17-11-2017
7(x+2)=9(2x+1)
7x+14=18x+9
18x-7x=14-9
11x=5
x=5/11
2*5*(x+1)=3x
10(x+1)=3x
10x+10=3x
10x-3x=-10
7x=-10
x= - 10/7
4(x-1)=25(x-3)
4x-4=25x-75
25x-4x=75-4
21x=71
x=71/21
Answer Link
VER TODAS LAS RESPUESTAS ( 47+ )
ACCESS MORE
ACCESS MORE
ACCESS MORE
ACCESS MORE
Otras preguntas
The function c(x) = 3x − 4 determines how many cupcakes need to be purchased for a birthday party, where x is the number of kids at the party. The party planner
which one is correct?????!!!!!!!
BRAINLIEST + 5 STARS + THANKS + POINTS Which equation has a unit rate greater than the unit rate of the relationship shown in the graph?
If you were to use the substitution method to solve the following system, choose the new equation after the expression equivalent to x from the first equation i
whats 2. Tú (ir) al cine.
¿Quién inspecciona las maletas? answer this please, no guessing
Most biomolecules contain nitrogen. Which functional group contains nitrogen? amino group hydroxyl group carbonyl group
Tom has 7 more silver dollars than Jimmy. Together they have a total of 71 silver dollars. How many silver dollars does Tom have?
He has built gigantic bridges to span the seas and gargantuan buildings to kiss the skies. Which rhetorical device does King use in the this sentence to make hi
Your job pays $8 an hour. Write a variable expression for your pay in dollars for working h hours
