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Savinfrancesca
a fost răspuns

3(2x+70)-5=22 (x+3)+(x-1)+(x+23)=52

Răspuns :

PandiEsteUnPanda
3(2x+70)-5=22
3(2x+70)=22+2
2x+70=24:3
2x=8-70
x=-62:2
x=-31
(x+3)+(x-1)+(x+23)=52
x+3+x-1+x+23=52
3x+25=52
3x=52-25
3x=27
x=27:3
x=9
Aliela

3(2x+70)-5=22
6x+210-5=22
6x+205=22
6x=-183
x=183 supra 6

(x+3)+(x-1)+(x+23)=52
x+3+x-1+x+23=52
3x+25=52
3x=27
x=9

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