Rewriting Equations and Formulas (1.5)

Solve & Evaluate

100

d=rt solved for t 

What is t=d/r

200

Solve a=46 c for c 

c=a/46 

300

Solve for h:  A=1/2(h)(b1 + b2)

H= 2A/(b1+b2) 

400

The formula C = 2*pi*r relates the circumference C of a circle to its radius r. Solve for r.

r = C/(2*pi) 

500

10 = 1/4 y + 2x    Solve for y

y = 40 - 8x

Solving I

100

Solve m - n = 5 for m

m = 5 + n

200

Solve x/5 - g = a for x

x = 5(a + g) OR

x = 5a + 5g

300

Solve 2a + 2b = c for b

b = (c - 2a) / 2

400

24=5y + x  Solve for y

y = 24/5 - x/5

500

Solve a x + z = a w + y  for a.

a = (y - z)/ (x - w)

Solving II

100

Solve m/k = x for k

k = m/x

200

Solve y = m x + b for x

x = (y - b)/ m

300

Solve ax + r = 7 for r

r = 7 - ax

400

3x + 8y = 4   Solve for y  

0.5y - 0.75x = y

500

Solve v² = u² + 2as for s

s = (v² - u²)/ 2a

Solving III

100

Solve 5 - b = 2t for t

t = (5 - b)/ 2

200

Solve PV = nRT for T

T = PV / nR

300

Solve 4y + 3x = 5 for x

x = (5 - 4y) / 3

400

Solve x/c = r/d for x

x = c r/d

500

Solve  d + 5c = 3d - 1  for d.

d = (5c + 1)/ 2

Solving IV

100

Solve D = m/V for V

V = m/D

200

Solve M = T - R for T

T = M + R

300

Solve 9 + 3x = 2y for x

x = 2/3y - 3

400

2x - 4y = 16 Solve for x

x = 8 + 2y

500

Solve 10 = a (b + 4) for a.

a = 10/ (b + 4)