Odpowiedź:
a) 3x(7+3)+6x3 = 3x10+6x3 = 30+18 = 48
c) 4x8-3x(15-9) = 32-3x6 = 14
b) (8+2)x5+2x7 = 10x5+2x7 = 50+14=64
d)6x5 - 6x(15-14) = 30-6x1 = 24
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Odpowiedź:
a) 3x(7+3)+6x3 = 3x10+6x3 = 30+18 = 48
c) 4x8-3x(15-9) = 32-3x6 = 14
b) (8+2)x5+2x7 = 10x5+2x7 = 50+14=64
d)6x5 - 6x(15-14) = 30-6x1 = 24