Question

obtenhaa soluçao de cada equaçao a)2x=16 B) y+5=9 c)3z-1=14 d)7=19-2x

me ajudem é pra hj pfv !!!!

Answer 1

a)2x=16

x=16÷2

x=8

b)y+5=9

y=9-5

y=4

c)3z-1=14

3z=14+1

3z=15

z=15÷3

z=5

d)7=19-2x

2x=19-7

2x=12

x=12÷2

x=6

Answer 2

A)
2x=16
X=16:2
X=8

B)
y+5=9
y=9-5
y=4

C)
3z-1=14
3z=14-1
3z=15
z=15:3
z=5

D)
7=19-2x
2x=19-7
2x=12
x=12:2
x=6