Daniel expanded the expression as shown. -2(--8x-4y+three forths)=10x-8y-one and one forths

What errors did he make? Select three options.
The first term should be negative.
The second term should be positive.
The last term should be-1and1 half not - 1 and 1 4ths
He added -8 and -2 instead of multiplying -8 by -2
He did not simplify the expression completely.

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.

Identify one charcteristic of exponential growth

Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2