Question

Determine a soluçao do 1 grau a seguir a)7y-6=4y+3B)8k-4=4k+12C)10×+5=3×+10

Answer 1

A) 7y - 6 = 4y + 3
7y - 4y = 3 + 6
3y = 9
Y = 9 / 3
Y = 3

B) 8k -4 = 4K + 13
8k - 4K = 13 + 4
4K = 17
K = 17/4

C) 10x + 5 = 3x + 10
10x - 3x = 10 - 5
7x = 5
X = 5/7