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Perform the indicated operation. Write your answer in the space provided.

1. (3x+4)+(7x+8)
2. (5x2+2x+3)+(2x2+7)
3. 9x+7-(2x+2)
4. 10x2+4x+9-6x2+x+6


Sagot :

1. (3x+4)+(7×+8)

As You See Thr 34 and 78 and the equation say we gonna + it at the unoutside say we gonna multiple it anf + it so we gonna do it now

3 x 4 = 12 + 4 = 16 + 7/8 =

3 x 4 where did we get the 12?

As You say You See the 3 x 4

you need to 4x it The 3

So we get 12

We get the 12 that we + the four

16+7= 22

Because we gonna + the 16 unto 7

22 × 8 = 176

We get the 176 by multiple yhe 8 to the 22

2.27

3.209

4.95

Pa brainly thank u✨

i work hard of this

:(