Solve: 4x + 7 = 31
x = 6
Algebra: Is this a function: {(1, 2), (2, 3), (2, 4)}
Algebra: No
Solve by Elimination
x-y=7
x+y=5
x=6 y=-1
Find the x- and y-intercept of the
line 2x + 3y = –18
x-intercept is –9; y-intercept is –6.
Decrease 450 by 6%
423
Solve: 2(3x - 4) = 34
x = 7
Write the polynomial in standard form
4g – g3 + 3g2 – 2
-g3 +3g2 + 4g - 2
Solve by Substitution x=2
3x +2y =20
y=7
Algebra: What is the slope intercept formula?
algebra: y=mx+b
Algebra: What is the domain of y=x?
Algebra: All real numbers
Algebra: Solve for a: ax + b = c
Algebra: a = (c - b)/x
Simplify
r5 x r3
r8
Evaluate:
increase 350 by 5%
367.5
Solve:
3p - 1 = 5( p - 1) - 2(7 - 2p)
p = 3
Simplify: a(b + c) - 2a(c - b)
3ab-ac
Simplify: -4(8x - 2) -2(4 - 3x)
38x
Expand (2x – 6)2
4x2 - 24x + 36
Simplify: -(x + 7) -2(4x + 6)
-9x-19
Solve: 3/7x + 6 = 9
x = 7
Algebra: What's the domain of
(x2 - 3x -10) = 0?
Algebra: all real numbers
simplify: 4h2k + 4hk2 + 2k2 + 7hk2 - 2k - 3h2k
kh2+11hk2+2k
Is this function linear or exponential?
y=3x+7
linear
Simplify: 1/5(-5 + 15x) - 2/5(20x - 25)
9-5x