Question

a) (45+26-(15+13)=

b)16+[46-(7+4x2)x2]=

c)6+(20--4)-[2+(30-25+1)-3]-10=

d)6+{5x[8-(4:2+2)]}=

e){6+2x[49:7-5+(8x4-22)]}

f)25+{5x[10-(18:3+2)]}=

g)15+{2x[56:7-5(9x5-18)]+16}=

Answer 1

Resposta:

a)43

b)32

c)15

d)20x+6

e)16x⁵-40x+6

f)10x+25

g)-90x⁶+196x+31