prettygirlsummer
prettygirlsummer prettygirlsummer
  • 12-10-2021
  • Mathematics
contestada

show work please I need help with both questions 3 and 5 thanks

show work please I need help with both questions 3 and 5 thanks class=

Respuesta :

winifredagbofa29 winifredagbofa29
  • 12-10-2021

Answer:

B) {8.71}

Step-by-step explanation:

3. l.c.m=28

28×3/7=28×b-7/4

4×3=7(b-7)

12=7b-49

12+49=7b

61=7b

61/7=7b/7

8.71=b

b=8.71.

Answer Link

Otras preguntas

Explain why rolle's theorem does not apply to the function even though there exist a and b such that f(a) = f(b). (select all that apply.) f(x) = cot x 2 , [π,
Mike forgot to replace the cap on a bottle of room freshener. The room freshener began to evaporate at the rate of 15% per day. If the original amount of room f
Shi Huangdi's terracotta warriors are sometimes called the eighth wonder if the ancient worldtruefalse
Which processes of the water cycle move water from the atmosphere into surface water reservoirs?
What is the length of segment SR? units
what does adc stand for
need help asap plzzz
Jackrabbits are capable of reaching speeds up to 40 mph. How fast is this in feet per second? (Round to the nearest whole number.) 5,280 feet = 1 mile
A line passes through the points (-3,7) And (6,4). Which shows the graph of this line?
The wood thrush makes its nest in woodlands in the northern and eastern united states. as patches of woods become smaller, increasing numbers of wood thrush nes