(x+3)-(5x-7) = (2a-1)+(3-4a)=

Question

(x+3)-(5x-7) =
(2a-1)+(3-4a)=

Comments

1. (х+3)-(5х-7)=х+3-5х+7=-4х+10 2. (2а-1)+(3-4а)=2а-1+3-4а=-2а+2=2(-а+1)

---

cgfcb,j

---

спасибо

---

не за что

Answer 1

(x+3)-(5x-7)=x+3-5х+7=-4х+10
(2а-1)+(3-4а)=2а-1+3-4а=-2а+2