Question

AFLA VALOAREA LUI X
a) (x-5):5+80=11×8

b) x+12×12=1 000-350×2

c) 115×2+x=250×2

va rooooog ajutati-ma dau coroana.

Answer 1

a)
$(x - 5) \div 5 = 88 - 80 \\ (x - 5) = 8 \times 5 \\ x = 40 + 5 \\ x = 45$
b)

$x + 144 = 1000 - 700 \\ x = 300 - 144 \\ x = 156$
c)
$230 + x = 500 \\ x = 270$