Question

5.) Спростити вираз: a) 12y+7y-у.
б) 12 * (а+3) +7 ​

Answer 1

а)

$12y + 7y - y$

$12y + 7y - 1y$

$(12 + 7 - 1)y$

$18y$

б)

$12 \times (a + 3) + 7$

$12a + 36 + 7$

$12a + 43$