Question
pj a-3a+5a=12 a) 3.(x-1)=6 2cdot (x+5)=-4 s) 3cdot (2y-5)=9 5cdot (y-3)=2y+3
Solution
4.3
(134 Votos)
Josi
Profissional · Tutor por 6 anos
Resposta
Let's solve each equation step by step:1.
Combine like terms:
Divide both sides by 3:
2.
Distribute the 3:
Add 3 to both sides:
Divide both sides by 3:
3.
Distribute the 2:
Subtract 10 from both sides:
Divide both sides by 2:
4.
Distribute the 3:
Add 15 to both sides:
Divide both sides by 6:
5.
Distribute the 5:
Subtract 2y from both sides:
Add 15 to both sides:
Divide both sides by 3:
Therefore, the solutions are:1.
2.
3.
4.
5.