Answers

2015-03-18T20:28:22+08:00

This Is a Certified Answer

×
Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Let's\ get\ the\ value\ first\ of\ x\ via\ 1^{st}\ equation. \\ \\ Solution: \\ \\ 8x+12=24 \\ \\ 8x=24-12 \\ \\ 8x=12 \\ \\  \frac{8x}{8}=\frac{12}{8} \\ \\ \boxed{x=1.5} \\ \\ \\ Since\ then\ we\ got\ the\ value\ of\ x, \\ let's\ try\ to\ solve\ the\ second\ equation\ where\ x\to1.5 \\ \\ \\ Solution: \\ \\ 24x+36=? \\ \\ 24(1.5)+36=? \\ \\ 36+36=? \\ \\ \\\boxed{\boxed{?=72}} \\ \\ \\ Hope\ it\ Helps :) \\ Domini
0
2015-03-19T14:17:26+08:00

This Is a Certified Answer

×
Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
8x+12=24
Subtract both sides by 12
8x=12
Divide both sides by 8
x=3/2

Now substitute the value of x to the other equation

24x+36
24(3/2)+36
36+36
=72

Hope this helps =)
0