Step by step 1x-8(3-5x)=-353

3(-2x+5)-8=-(6x+7)

7/2x+3=16-3x

solve for m
-3m-6y=21

solve for y
ax+by=c

solve for l
2w+2l=p

-3x-6<2x+14

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?

Which set of lengths could represent the sides of a triangle? a. 3, 7, 10 b. 4, 5, 10 c. 6, 8, 14 d. 12, 6, 7

Can someone, me with this.i really need with this