jayberkinov jayberkinov

08-04-2020
Mathematics

contestada

If 5a-b=9 and 3a+b=15, then would be a+b?Please HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
ill put brainliest plz help

Respuesta :

iambuddy02 iambuddy02

08-04-2020

Answer:

a = 3

b=6

so a+b=9

Step-by-step explanation:

3(3)=9+6=15

5(3)=15-6=15

Answer Link

Otras preguntas

Indicar que un objeto es un elemento de un conjunto utilizando el símbolo ∈. Conjunto A = {1, 2, 3, 4, 5,6}

Why Love Literally Hurts Science Writing by Eric Jaffe summery

One of the physician owners of a partnership medical practice left his wallet at home and wants the office manager to give him $10 from the cash drawer so he ca

I'm not understanding this at all and there is no time for an extension. Please help! Its earth, space, science lab.

what do the details in paragraph 12 explain about eclipses

P = -2x^2 + 32x - 96 ? Please help is it Opens Up, Opens Right, Opens down, Opens Left?

Used to convey less than full ownership in real property, such as part ownership or mineral rights: Group of answer choices Guardian's Deeds Quitclaim Deeds Gif

5. ZZXY and 2XUV are (circle all that apply): a. Adjacent Angles b. Alternate Exterior Angles c. Corresponding Angles d. Supplementary Angles

What is prototyping?a. group of answer choicesb. not used to demonstrate new technologyc. is a simple working model of a productd. is fully functional and compl

A student adds 0.50 moles of NaOH to a 1.0 L solution containing 1.0MNH₃ and 1.0 NH₄Cl, assuming no volume changes what would the pH of the solution be? (Kᵦₙₕ