Question

a) (4x5+3) - (2+8:4)=
b) 7+(2x3-1)+(10-9:3)=
c) 6+(15:3x12)=
d) (30x5+4)-(12:6+8)=

me ajudem pfv​

Answer 1

Resposta:

a .19

b.19

c.66

d.144

Explicação passo-a-passo:

A)(4*5+3) - ( 2+8/4)

( 20+3 ) - ( 2+2) = 23 - 4 = 19

B) 7+(2×3-1)+(10-9÷3)

= 7+6-1+10-3 = 13-1+7 = 12+7 = 19

C) 6+(15÷3×12)=

6+5×12= 6+60= 66

D) (30×5+4)-(12÷6+8)=

150+4-2+8= 154-10= 144