PusoIngrid PusoIngrid
  • 01-07-2022
  • Mathematics
contestada

solve simulteneusly equation 6p-4r=4 and p-2r=5

Respuesta :

S1NGH
S1NGH S1NGH
  • 01-07-2022

Answer:

r = - 3.25, p = -1.5

Step-by-step explanation:

→ Rearrange p - 2r = 5

p = 5 + 2r

→ Substitute into 6p - 4r = 4

6 ( 5 + 2r ) - 4r = 4

→ Expand

30 + 12r - 4r = 4

→ Simplify and solve

r = - 3.25

→ Substitute into p - 2r = 5

p + 6.5 = 5

→ Minus 6.5 from both sides

p = -1.5

Answer Link

Otras preguntas

Which outcome resulted from the period of Prohibition in the United States?
sharonas age is at most 3 more than twice kaylas age. if sharona is 35 years old, write an inequality that best represents the situation, where a represents kay
What is the energy equivalent of 3 eV? a) 1.6x10-19J b) 3.2x10-19J c) 4.8x10-19J d) 0.53x10-19J
factorise :12(x²+7)²-8(x²+7)(2x-1)-15(2x-1)²
a small acting club has 6 members. 3 of the members are to be chosen for a trip to see a Broadway play. how many different 3-member groups are possible
when do you encounter analogies most often
It is only fair that we provide fields for all players, not just for the most experienced. What type of appeal is demonstrated here? an appeal to ethics an appe
In Western Europe, the effects of the Crusades included all of the following except A. encouragement for learning and a broader view of the world. B. a w
Solve by taking the square root of both sides. (3x+3)^2=25
Which verb is in the present perfect progressive form? A. has been sleeping B. are listening C. shall have been growing D. had been joking