Q: How do you solve this 7y-4 plus y plus 5 equals 28?

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This equation is unsolvable without knowing one of the values of either x or y.

75

22+22+28+28=100.

it equals 28

3x + 7 = -4x + 28 implies 7x + 7 = 28

Related questions

28

Set up the equation and solve for z: 28 + z = 56 (next, subtract 28 from each side of the equaition to solve) z = 28

a2+30a+56=0 , solve for a Using the quadratic formula, you will find that: a=-2 , a=-28

n = 28

This equation is unsolvable without knowing one of the values of either x or y.

75

22+22+28+28=100.

it equals 28

it is 28

3x + 7 = -4x + 28 implies 7x + 7 = 28

Divide 28 by 4. X = 7

-8x + 4y = 28 Add 8x to each side: 4y = 8x + 28 Divide both sides by 4: y = 2x + 7