djhawaiiboi djhawaiiboi

02-10-2017
Mathematics

contestada

If (a,-7) is a solution to the equation 8a+3b=3, what is a?

Respuesta :

mongadonga mongadonga

02-10-2017

b=-7
8a+3(-7)=3
8a+(-21)=3
8a-21=3
8a=24

Hope this helps. Vote me Brainliest if it does!

Answer Link

nycolesmith10 nycolesmith10

02-10-2017

8a=-3(-7)-5
8a=21 -5=16
A=2
Substitue the value -7 for the b in the equation

Answer Link

Otras preguntas

HELPPP! MARK YOU THE BRAINLIEST! Write one smart goal It has to be realistic ? Background information The SMART in SMART goals stands for Specific, Measurable,

Poor hygiene has the most direct effect on which body system?.

factor the following x^2+4x+2

Kristallnacht was ___________ by the German government. Question 2 options: avoided condoned prevented misunderstood

Factorise 5x+10x(b+c)

Child, family, and school social workers influence conditions _____. at the legislative level in all communities in local school systems that lead to family cha

Find the solution sets of given inequalityAnswer fast pls

(B) Why did Ukraine's government use the phrase "full-scale war"? to show how the attack has been limited to Ukraine to convey the severity of Russia's invasion

To create the flower gardens, Wendell bought six pieces of wood. Pieces A and B are 6 feet long, pieces C and D are 8 feet long, piece E is 3 feet long, and pie

Bangladesh struggles to accommodate 29,000 Rohingya, Burmese Muslim minority from Arakan State, living as this in Cox's Bazar A. Citizens C. Refugees D. Illegal