Simply the expression 5a + 7 +3a -2

8a+5

Step-by-step explanation:

Like terms and yea

8a + 5

Step-by-step explanation:

Combining like terms makes you add 5a + 3a and +7 - 2

£56

step-by-step explanation:

u divide 24 by 3 and u get 8 so if u do 8 time 7 or 8+8+8+8+8+8+8 u get 56 and 56 divided by 7 is 8.

y = 2x

step-by-step explanation:

if you divide each number in the sequence, you'll see that they all have a multiple factor of 2. each number in the series, and any other numbers which may continue, will be multiplied by 2. therefore, y is the next number in the sequence, and x is the current one, so, our formula will be y = 2x.