Leedlepickle Leedlepickle

20-05-2015
Mathematics

Answered

What is the best way to solve this system of equations:
5a+3x=452
a+x=108

Any help is much appreciated!

Answer :

21-05-2015

[tex]5a+3x=452 \\ a+x=108 \ \ \ |\times (-3) \\ \\ 5a+3x=452 \\ \underline{-3a-3x=-324} \\ 5a-3a=452-324 \\ 2a=128 \ \ \ |\div 2 \\ a=64 \\ \\ a+x=108 \\ 64+x=108 \ \ \ |-64 \\ x=44 \\ \\ \boxed{a=64, x=44}[/tex]

Answer Link

Other Questions

Think about an interesting restaurant in your neighborhood. How would you describe it to a stranger who's inquiring whether or not it's a good place to eat? Wri

What does a rightward shift in the demand curve for labor indicate?Group of answer choicesA. Increase in demand for laborB. Decrease in demand for laborC. Equil

If a codon was originally CCC, but it was mutated and became CGC, what would this result be called?

Select the correct answer.Kim's taxable income is about [tex]$72,000$[/tex] a year after accounting for deductions. Based on the following tax table and the use

___ are defined as twmporal beliefs based on an evaluation interpretation of currebt vonditiins . a. Values b. Beliefs c. Attitude d. Assumptions

The social market for the good includes:A. The private market sellers and third partyB. The private market buyers and sellers plus the impacted third partyC. Th

Why should picking staff complain about the cumulative trauma disorders such as lifting, repetitive movement and working overhead?

If f(x) = 4x2 − 9x, 0 ≤ x ≤ 3, evaluate the Riemann sum with n = 6, taking the sample points to be right endpoints.

Discuss the importance of equivalence checking in digital design.

The form [tex]$A x + B y = C$[/tex] is called the [tex]$\square$[/tex] form.

factor using ac-method, 15y+6y²-21= ________

There are 156, 208 and 260 students in Groups A, B, C respectively. Buses are to be hired to take them for a field trip. Find the minimum number of buses to be

express 4 less than one-thirteenth of some number,w can be expressed algebraically as?

How will you describe the pathway of oxygen in the breathing system ?

What is the highest common factor (HCF) of 60 and 45?

factor using ac-method and factor completely, 25x²-30x--40 (help)

How will you describe the pathway of oxygen in the breathing system ?

a major objective of the south pacific forum founded in 1971 was? stopping the french nuclear testing or expanding the copra trade or reconciling diverse cultur

Differentiate the following functions s=4e^3t-e^-2.5 w.r.t.t

factor the trinomial, 14c³-33c²+18c= ______ (factor completely)