4d4mid
4d4mid
Mathematics
Answered
4x+15y=13
3x+5y=16
solving systems by elimination
Sagot :
Logo88id
Logo88id
4x+15y=13 (1)
3x+5y=16 (2)
(2) * 3 --> 9x+15y=48 becomes (3)
(3) - (1)
5x=35
x=7
sub x =7 into (1)
4(7)+15y=13
28+15y=13
-28 -28
15y= -15
y= -15/15
y= -1
therefore x=7 and y= -1
Answer Link
Tingnan ang lahat ng sagot ( 85+ )
ID Other Questions
Identify The Correct Statement About Patent Select The Correct Option(s) And Click Submit? It Can Be Sold. It Can Be Licensed. It Can Be Assigned.
PLSSSS HELPPPPPP IM STUCK ON THIS
What Are The Missing Numbers In The Following Pattern ? 1, 9 , 25, 49 , -------- , 121 , 169 , ------- , 289 , ----------.
1. 34g Of CaCO3 Was Heated And Decomposed Completely. The Reaction Equation Is Shown Below. CaCO3(s) --> CaO(s) + CO2(g) 1.1 Calculate The Number Of Moles Of
What Are The Three Different Types Of Stakeholders That The Board Must Take Into Account Of? Give Examples Of Each Type And Explain To Illustrate Your Points?
Consider The Line =y−−34x9. Find The Equation Of The Line That Is Parallel To This Line And Passes Through The Point 6, 3. Find The Equation Of The Line That I
Boyles Law Is The Relationship Between The Volume Of A Gas At Costant Temperature And The Pressure Upon It. Write Down The Relationship In Terms Of A Proportion
Solve 6^x + 2 = 10 For X Using The Change Of Base Formula Log, Y = Log Y Log B
Two Football Players Hit Each Other Head On In A Football Game. One Football player Had An Acceleration Of 4 M/s² And A Mass Of 150 Kg. The Second Football play
When Savannah's Parents Are Away Celebrating Their Anniversary, She Gets To Sleepover For A Week At Her Grandparents' House. Afterwards, Savannah Decides To Mak
