marleyscott marleyscott

26-10-2020
Mathematics

contestada

PLS HELPPP THXXXX dudnrudnd

PLS HELPPP THXXXX dudnrudnd class=

Respuesta :

smendez081405 smendez081405

26-10-2020

Answer:

15.5kg and 13.25kg

Step-by-step explanation:

8x+4y=177

3x+2y=73 (changes to -----> 6x+4y=146)

subtract

2x=31

x=15.5 (large)

plug back in

3(15.5)+2y=73

46.5+2y=73

26.5=2y

13.25=y

Answer Link

Otras preguntas

Scowl in an easy sentence.

The ___________ Amendment is the only constitution amendment that was ratified by approval of conventions in three-fourths of the states A.) Eighteenth B.) Fif

Need to confirm that I did work correctly. y-3=3 (x+1) Slope=3 Point passes through (1,-3) Rewritten in slope intercept=y=3x+6 Y int= (0,-6) X int=(1,0) Rewritt

Solve by substitution or elimination; x+2y=-1 x-y=5

In 1775, the population of the colonies included about _______ African slaves. a. 100,000 b. 500,000 c. 100,000,000 d. 50,000

what are the factors of rty

Why is 4 x 9 equal to 9 x 4?

what are the factors of 3erz

If 3/2 ÷ 1/4 = n, then n is between: A. 1 and 3 B. 3 and 5 C. 5 and 7 D. 7 and 9

Simple interest. 2700=2200(1+r)^5