buchananpeterlawrenc buchananpeterlawrenc

22-03-2021
Mathematics

contestada

solve each system by substitution. y=2x-1 3x+8y=11

Respuesta :

alexis270 alexis270

22-03-2021

X=1 y=1

Answer:

y=2x-1 ---(1)

3x+8y=11 ---(2)

sub (1) into (2)

3x+8(2x-1)=11

3x+16x-8=11

19x=19

X= 1

sub X= 1 into (1)

y= 2(1)-1

y=1

Answer Link

Otras preguntas

True or false the molecular formula for ibuprofen is the same as the empirical formula

As a town gets smaller, the population of its high school decreases by 6% each year, the senior class has 160 students now. in how many years will it have about

If a hydrocarbon molecule contains a triple bond, its chemical name ends in

Some structures related to fungi include hyphae and mycellium. Which statement BEST explains how these structures are related? A) Hyphae hold mushrooms and othe

there are many benefits of physical activity that impact all aspects of our health list 1 physical, 1 social, and 1 mental/emotinal benifit

in what quadrant does the point (-10, 9) lie? Quadrant I Quadrant II Quadrant III Quadrant IV

The sum of the two numbers is 42. The smaller number is 63 less than twice the larger number. Find both numbers. PLS ANSWER...... I NEED IT ASAP

Really need help with this problem. Picture included

If you followed a red blood cell in the leg, it would next return to which heart chamber

Which reason best describes why presidential candidates campaign heavily in swing states? A. Because these states are the only ones with electors B. Beca