wykonaj dodawanie i odejmowanie sum algebraicznych a. 2ax + (2ax -5) = b. -4x + (-2x + 3y - 3) = c. (x - 2y) + (5x - 7y)= d. (2a + 3b) + (-3a + 4b) + (a - 2b) = e. 4a - (-2a + 3) = f. -7x-(3y-4x-2)= g. (4x-7)-(10x+2)= h. (2a+3)-(a-5)-(-2a+1)=

wykonaj dodawanie i odejmowanie sum algebraicznych a. 2ax + (2ax -5) = b. -4x + (-2x + 3y - 3) = c. (x - 2y) + (5x - 7y)= d. (2a + 3b) + (-3a + 4b) + (a - 2b) = e. 4a - (-2a + 3) = f. -7x-(3y-4x-2)= g. (4x-7)-(10x+2)= h. (2a+3)-(a-5)-(-2a+1)=