Seudónimo Seudónimo
  • 25-05-2016
  • Mathematics
contestada

Please help on Photo question. Mathematics.

Please help on Photo question Mathematics class=

Respuesta :

Tareki
Tareki Tareki
  • 25-05-2016
3x -y = 4  ------> eqn1 
2x + y = 11 ------> eqn2
add the two equations 
3x -y +2x +y = 11 + 4 
5x = 15 
x = 3 
then sub. in eqn 2 
2(3) + y =11
y= 11 -6 
y = 5 
the answer is ( 3, 5) 
Answer Link

Otras preguntas

b) Two less than the square of a number​
Sensitivity analysis:______. a. is used for projects that cannot be analyzed by scenario analysis because the cash flows are unconventional. b. helps identify
A pole-vaulter is nearly motionless as he clears the bar, set 4.2 mm above the ground. He then falls onto a thick pad. The top of the pad is 80 cmcm above the g
What powers does Ares have. Do not use wikepedia or Ask.com and tell me what site you used when you give your answer.
What is Keq for the reaction N2 + 3H2 = 2NH3 if the equilibrium concentrations are (NH3) = 3 M, [N2] = 2 M, and [H2] = 1 M? A. Keq = 4.5 B. Keq = 1.5 C. Keq = 0
Can someone help me with this please​
hey! i’ll give brainliest please help.
Someone help! Ill give brainliest to anyone with full complete answers.
" Imagine that you are studying a population of butterflies which have 2 alleles for wing color: Blue (B) which is completely dominant over orange (b). They are
HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I