50 : (3 - 13) + (-18 : 9 - 3) . 4² - √36 . 25
Can you do it?
Resolvelo
-16:(-4)+2x 222^{2}22x 202^{0}20 -5 x $\sqrt{\}$36+2 x 3 ²
factorize 42+6y
3 - 2x = 7 - 6x
calculate 110cm long by 55cm wide
8x + 9 = 6x + 3
4 to the power of 3/2
3(2m + 5) = 4(9 - m)
