Question

Afla valoatea necunoscutei (b-8×4+7×4):10=36​

Answer 1

(b-8×4+7×4):10=36​=

(b-8×4+7×4)=360

b-32+28=360

b-32=360-28

b-32=332

b=364

Answer 2

Explicație pas cu pas:

$(b - 8 \times 4 + 7 \times 4 ) \div 10 = 36 \\ (b - 32 + 28) \div 10 = 36 \\ (b - 32 + 28) = 36 \times 10 \\ (b - 32 + 28) = 360 \\ b - 32 = 360 - 28 \\ b - 32 = 332 \\ b = 332 + 32 \\ b = 364$