2 years ago

1/3(3+2x)−1=10 PLEASE HURRY I NEED It IN LIKE 2 MINUTES

Mathematics

2 answers:

amid [387]2 years ago

4 0

Answer:

x = 15

I believe this is correct

Sholpan [36]2 years ago

3 0

Answer:

x=15

Step-by-step explanation:

crown plz

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What are the solutions of the following system

noname [10]

Answer:

Step-by-step explanation:

$\left\{\begin{array}{ccc}10x^2-y=48\\2y=16x^2+48&\text{subtracy}\ 16x^2\ \text{from both sides}\end{array}\right\\\\\left\{\begin{array}{ccc}10x^2-y=48\\-16x^2+2y=48&\text{divide both sides by 2}\end{array}\right\\\underline{+\left\{\begin{array}{ccc}10x^2-y=48\\-8x^2+y=24\end{array}\right}\qquad\text{add both sides of the equations}\\.\qquad2x^2=72\qquad\text{divide both sides by 2}\\.\qquad x^2=36\to x=\pm\sqrt{36}\\.\qquad x=\pm6\\\\\text{Put the values of}\ x\ \text{to the second equation}$