Question

a)4×-1=15
b)3×+11=35
c)8×-4=6×+10
d)4(3×-2)+4=10×-20
Me ajudem por favor ​

Answer 1

Resposta:

a)4

b)8

c)7

d)-8

Explicação passo-a-passo:

a) 4×-1=15

4×=15+1

4×=16

×=16/4

×=4

b)3×+11=35

3×=35-11

3×=24

×=24/3

×=8

c)8×-4=6×+10

8×-6×=10+4

2×=14

×=14/2

×=7

d)4(3×-2)+4=10×-20

12×-8+4=10×-20

12×-10×=-20-4+8

2×=-16

×=-16/2

×=-8